SlideShare ist ein Scribd-Unternehmen logo

PHP Built-in String Validation Functions

•Als PPS, PDF herunterladen•
•
Aung Khant
Aung Khant

A must for PHP Developers

Technologie
1 von 86
PHP5 Built-in String Filter Functions For Your Application Security By d0ubl3_h3lix http://yehg.org April 2008
Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object]
Why We Use? ,[object Object],[object Object],[object Object],[object Object]
Need to Know ,[object Object],[object Object],[object Object],[object Object]
Secure Practice ,[object Object],[object Object],[object Object],[object Object]
Validation Vs Sanization ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
htmlspecialchars ,[object Object],[object Object]
Quote_Style ,[object Object],[object Object],[object Object],[object Object],[object Object]
Supported Charsets ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],Example
htmlentities ,[object Object],[object Object]
Example ,[object Object],[object Object],[object Object],[object Object],[object Object]
htmlspecialchars vs htmlentities ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
[object Object],[object Object],strip_tags
[object Object],[object Object],[object Object],[object Object],[object Object],Example: Stripping HTML
[object Object],[object Object],[object Object],Example: Stripping PHP
 
escapeshellcmd ,[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],Example
 
[object Object],[object Object],mysql_real_escape_string
mysql_escape_string ,[object Object],[object Object]
 
is_* Functions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
is_* Functions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Good Practice With is_* ,[object Object],[object Object],[object Object]
 
filter_* Functions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filterable Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object]
Filter Definitions ,[object Object],[object Object]
Filter Definitions ,[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
Filter Definitions ,[object Object],[object Object]
Filter Definitions ,[object Object],[object Object],[object Object]
 
Remind: filter_* Functions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],filter_has_var
Example ,[object Object],[object Object],[object Object]
[object Object],[object Object],filter_id
[object Object],[object Object],filter_list
[object Object],[object Object],filter_input
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Example
[object Object],[object Object],filter_input_array
[object Object],Example
[object Object],[object Object],[object Object],[object Object],Example
[object Object],[object Object],[object Object],[object Object],Example
No Real Difference! ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],filter_var
[object Object],[object Object],[object Object],Example
[object Object],[object Object],filter_var_array
[object Object],Example
[object Object],[object Object],[object Object],[object Object],Example
[object Object],[object Object],[object Object],[object Object],Example
[object Object],[object Object]
First .. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Second … ,[object Object],[object Object],[object Object]
[object Object]
Reference ,[object Object]

Empfohlen

perl course-in-mumbai
perl course-in-mumbai perl course-in-mumbai
perl course-in-mumbaivibrantuser
 
Php basics
Php basicsPhp basics
Php basicshamfu
 
Introduction to PHP Lecture 1
Introduction to PHP Lecture 1Introduction to PHP Lecture 1
Introduction to PHP Lecture 1Ajay Khatri
 
Basics of Java Script (JS)
Basics of Java Script (JS)Basics of Java Script (JS)
Basics of Java Script (JS)Ajay Khatri
 
Learn PHP Basics
Learn PHP Basics Learn PHP Basics
Learn PHP Basics McSoftsis
 
Introduction in php
Introduction in phpIntroduction in php
Introduction in phpBozhidar Boshnakov
 
Back to basics - PHP_Codesniffer
Back to basics - PHP_CodesnifferBack to basics - PHP_Codesniffer
Back to basics - PHP_CodesnifferSebastian Marek
 
Php Tutorials for Beginners
Php Tutorials for BeginnersPhp Tutorials for Beginners
Php Tutorials for BeginnersVineet Kumar Saini
 

Empfohlen

perl course-in-mumbai
perl course-in-mumbai perl course-in-mumbai
perl course-in-mumbaivibrantuser
 
Php basics
Php basicsPhp basics
Php basicshamfu
 
Introduction to PHP Lecture 1
Introduction to PHP Lecture 1Introduction to PHP Lecture 1
Introduction to PHP Lecture 1Ajay Khatri
 
Basics of Java Script (JS)
Basics of Java Script (JS)Basics of Java Script (JS)
Basics of Java Script (JS)Ajay Khatri
 
Learn PHP Basics
Learn PHP Basics Learn PHP Basics
Learn PHP Basics McSoftsis
 
Introduction in php
Introduction in phpIntroduction in php
Introduction in phpBozhidar Boshnakov
 
Back to basics - PHP_Codesniffer
Back to basics - PHP_CodesnifferBack to basics - PHP_Codesniffer
Back to basics - PHP_CodesnifferSebastian Marek
 
Php Tutorials for Beginners
Php Tutorials for BeginnersPhp Tutorials for Beginners
Php Tutorials for BeginnersVineet Kumar Saini
 
PHP7. Game Changer.
PHP7. Game Changer. PHP7. Game Changer.
PHP7. Game Changer. Haim Michael
 
Scalar data types
Scalar data typesScalar data types
Scalar data typesKrasimir Berov (Красимир Беров)
 
Introduction in php part 2
Introduction in php part 2Introduction in php part 2
Introduction in php part 2Bozhidar Boshnakov
 
Class 2 - Introduction to PHP
Class 2 - Introduction to PHPClass 2 - Introduction to PHP
Class 2 - Introduction to PHPAhmed Swilam
 
P H P Part I, By Kian
P H P Part I, By KianP H P Part I, By Kian
P H P Part I, By Kianphelios
 
Intro to Perl and Bioperl
Intro to Perl and BioperlIntro to Perl and Bioperl
Intro to Perl and BioperlBioinformatics and Computational Biosciences Branch
 
PHP Enums - PHPCon Japan 2021
PHP Enums - PHPCon Japan 2021PHP Enums - PHPCon Japan 2021
PHP Enums - PHPCon Japan 2021Ayesh Karunaratne
 
Subroutines
SubroutinesSubroutines
SubroutinesKrasimir Berov (Красимир Беров)
 
PHP MATERIAL
PHP MATERIALPHP MATERIAL
PHP MATERIALzatax
 
SQL -PHP Tutorial
SQL -PHP TutorialSQL -PHP Tutorial
SQL -PHP TutorialInformation Technology
 
02. input validation module v5
02. input validation module v502. input validation module v5
02. input validation module v5Eoin Keary
 
7 rules of simple and maintainable code
7 rules of simple and maintainable code7 rules of simple and maintainable code
7 rules of simple and maintainable codeGeshan Manandhar
 
Typed Properties and more: What's coming in PHP 7.4?
Typed Properties and more: What's coming in PHP 7.4?Typed Properties and more: What's coming in PHP 7.4?
Typed Properties and more: What's coming in PHP 7.4?Nikita Popov
 
Class 3 - PHP Functions
Class 3 - PHP FunctionsClass 3 - PHP Functions
Class 3 - PHP FunctionsAhmed Swilam
 
Clean code
Clean codeClean code
Clean codeHenrique Smoco
 
The promise of asynchronous PHP
The promise of asynchronous PHPThe promise of asynchronous PHP
The promise of asynchronous PHPWim Godden
 
Introduction to PHP
Introduction to PHPIntroduction to PHP
Introduction to PHPJussi Pohjolainen
 
Arrays & functions in php
Arrays & functions in phpArrays & functions in php
Arrays & functions in phpAshish Chamoli
 
Denis Lebedev, Swift
Denis Lebedev, SwiftDenis Lebedev, Swift
Denis Lebedev, SwiftYandex
 
Php Chapter 1 Training
Php Chapter 1 TrainingPhp Chapter 1 Training
Php Chapter 1 TrainingChris Chubb
 
What A Perfect Ethical Hacker!
What A Perfect Ethical Hacker!What A Perfect Ethical Hacker!
What A Perfect Ethical Hacker!Aung Khant
 
Php Chapter 2 3 Training
Php Chapter 2 3 TrainingPhp Chapter 2 3 Training
Php Chapter 2 3 TrainingChris Chubb
 

Weitere ähnliche Inhalte

Was ist angesagt?

PHP7. Game Changer.
PHP7. Game Changer. PHP7. Game Changer.
PHP7. Game Changer. Haim Michael
 
Class 2 - Introduction to PHP
Class 2 - Introduction to PHPClass 2 - Introduction to PHP
Class 2 - Introduction to PHPAhmed Swilam
 
P H P Part I, By Kian
P H P Part I, By KianP H P Part I, By Kian
P H P Part I, By Kianphelios
 
PHP Enums - PHPCon Japan 2021
PHP Enums - PHPCon Japan 2021PHP Enums - PHPCon Japan 2021
PHP Enums - PHPCon Japan 2021Ayesh Karunaratne
 
PHP MATERIAL
PHP MATERIALPHP MATERIAL
PHP MATERIALzatax
 
02. input validation module v5
02. input validation module v502. input validation module v5
02. input validation module v5Eoin Keary
 
7 rules of simple and maintainable code
7 rules of simple and maintainable code7 rules of simple and maintainable code
7 rules of simple and maintainable codeGeshan Manandhar
 
Typed Properties and more: What's coming in PHP 7.4?
Typed Properties and more: What's coming in PHP 7.4?Typed Properties and more: What's coming in PHP 7.4?
Typed Properties and more: What's coming in PHP 7.4?Nikita Popov
 
Class 3 - PHP Functions
Class 3 - PHP FunctionsClass 3 - PHP Functions
Class 3 - PHP FunctionsAhmed Swilam
 
The promise of asynchronous PHP
The promise of asynchronous PHPThe promise of asynchronous PHP
The promise of asynchronous PHPWim Godden
 
Arrays & functions in php
Arrays & functions in phpArrays & functions in php
Arrays & functions in phpAshish Chamoli
 
Denis Lebedev, Swift
Denis Lebedev, SwiftDenis Lebedev, Swift
Denis Lebedev, SwiftYandex
 
Php Chapter 1 Training
Php Chapter 1 TrainingPhp Chapter 1 Training
Php Chapter 1 TrainingChris Chubb
 

Was ist angesagt? (20)

PHP7. Game Changer.
PHP7. Game Changer. PHP7. Game Changer.
PHP7. Game Changer.
 
Scalar data types
Scalar data typesScalar data types
Scalar data types
 
Introduction in php part 2
Introduction in php part 2Introduction in php part 2
Introduction in php part 2
 
Class 2 - Introduction to PHP
Class 2 - Introduction to PHPClass 2 - Introduction to PHP
Class 2 - Introduction to PHP
 
P H P Part I, By Kian
P H P Part I, By KianP H P Part I, By Kian
P H P Part I, By Kian
 
Intro to Perl and Bioperl
Intro to Perl and BioperlIntro to Perl and Bioperl
Intro to Perl and Bioperl
 
PHP Enums - PHPCon Japan 2021
PHP Enums - PHPCon Japan 2021PHP Enums - PHPCon Japan 2021
PHP Enums - PHPCon Japan 2021
 
Subroutines
SubroutinesSubroutines
Subroutines
 
PHP MATERIAL
PHP MATERIALPHP MATERIAL
PHP MATERIAL
 
SQL -PHP Tutorial
SQL -PHP TutorialSQL -PHP Tutorial
SQL -PHP Tutorial
 
02. input validation module v5
02. input validation module v502. input validation module v5
02. input validation module v5
 
7 rules of simple and maintainable code
7 rules of simple and maintainable code7 rules of simple and maintainable code
7 rules of simple and maintainable code
 
Typed Properties and more: What's coming in PHP 7.4?
Typed Properties and more: What's coming in PHP 7.4?Typed Properties and more: What's coming in PHP 7.4?
Typed Properties and more: What's coming in PHP 7.4?
 
Class 3 - PHP Functions
Class 3 - PHP FunctionsClass 3 - PHP Functions
Class 3 - PHP Functions
 
Clean code
Clean codeClean code
Clean code
 
The promise of asynchronous PHP
The promise of asynchronous PHPThe promise of asynchronous PHP
The promise of asynchronous PHP
 
Introduction to PHP
Introduction to PHPIntroduction to PHP
Introduction to PHP
 
Arrays & functions in php
Arrays & functions in phpArrays & functions in php
Arrays & functions in php
 
Denis Lebedev, Swift
Denis Lebedev, SwiftDenis Lebedev, Swift
Denis Lebedev, Swift
 
Php Chapter 1 Training
Php Chapter 1 TrainingPhp Chapter 1 Training
Php Chapter 1 Training
 

Andere mochten auch

What A Perfect Ethical Hacker!
What A Perfect Ethical Hacker!What A Perfect Ethical Hacker!
What A Perfect Ethical Hacker!Aung Khant
 
Php Chapter 2 3 Training
Php Chapter 2 3 TrainingPhp Chapter 2 3 Training
Php Chapter 2 3 TrainingChris Chubb
 
php 2 Function creating, calling, PHP built-in function
php 2 Function creating, calling, PHP built-in functionphp 2 Function creating, calling, PHP built-in function
php 2 Function creating, calling, PHP built-in functiontumetr1
 
Php String And Regular Expressions
Php String And Regular ExpressionsPhp String And Regular Expressions
Php String And Regular Expressionsmussawir20
 
PHP Powerpoint -- Teach PHP with this
PHP Powerpoint -- Teach PHP with thisPHP Powerpoint -- Teach PHP with this
PHP Powerpoint -- Teach PHP with thisIan Macali
 

Andere mochten auch (10)

What A Perfect Ethical Hacker!
What A Perfect Ethical Hacker!What A Perfect Ethical Hacker!
What A Perfect Ethical Hacker!
 
Php Chapter 2 3 Training
Php Chapter 2 3 TrainingPhp Chapter 2 3 Training
Php Chapter 2 3 Training
 
PHP - Introduction to PHP Fundamentals
PHP - Introduction to PHP FundamentalsPHP - Introduction to PHP Fundamentals
PHP - Introduction to PHP Fundamentals
 
PHP FUNCTIONS
PHP FUNCTIONSPHP FUNCTIONS
PHP FUNCTIONS
 
php 2 Function creating, calling, PHP built-in function
php 2 Function creating, calling, PHP built-in functionphp 2 Function creating, calling, PHP built-in function
php 2 Function creating, calling, PHP built-in function
 
PHP 5 Magic Methods
PHP 5 Magic MethodsPHP 5 Magic Methods
PHP 5 Magic Methods
 
Php String And Regular Expressions
Php String And Regular ExpressionsPhp String And Regular Expressions
Php String And Regular Expressions
 
Php string
Php stringPhp string
Php string
 
PHP Powerpoint -- Teach PHP with this
PHP Powerpoint -- Teach PHP with thisPHP Powerpoint -- Teach PHP with this
PHP Powerpoint -- Teach PHP with this
 
Php mysql ppt
Php mysql pptPhp mysql ppt
Php mysql ppt
 

Ähnlich wie PHP Built-in String Validation Functions

Embedded Typesafe Domain Specific Languages for Java
Embedded Typesafe Domain Specific Languages for JavaEmbedded Typesafe Domain Specific Languages for Java
Embedded Typesafe Domain Specific Languages for JavaJevgeni Kabanov
 
Php Security3895
Php Security3895Php Security3895
Php Security3895Aung Khant
 
12-security.ppt - PHP and Arabic Language - Index
12-security.ppt - PHP and Arabic Language - Index12-security.ppt - PHP and Arabic Language - Index
12-security.ppt - PHP and Arabic Language - Indexwebhostingguy
 
Concern of Web Application Security
Concern of Web Application SecurityConcern of Web Application Security
Concern of Web Application SecurityMahmud Ahsan
 
C programming language tutorial
C programming language tutorial C programming language tutorial
C programming language tutorial javaTpoint s
 
Internet Technology and its Applications
Internet Technology and its ApplicationsInternet Technology and its Applications
Internet Technology and its Applicationsamichoksi
 
OWASP Top 10 : Let’s know & solve
OWASP Top 10 : Let’s know & solveOWASP Top 10 : Let’s know & solve
OWASP Top 10 : Let’s know & solveHarit Kothari
 
Hooking signals and dumping the callstack
Hooking signals and dumping the callstackHooking signals and dumping the callstack
Hooking signals and dumping the callstackThierry Gayet
 
Esoft Metro Campus - Certificate in c / c++ programming
Esoft Metro Campus - Certificate in c / c++ programmingEsoft Metro Campus - Certificate in c / c++ programming
Esoft Metro Campus - Certificate in c / c++ programmingRasan Samarasinghe
 
the refernce of programming C notes ppt.pptx
the refernce of programming C notes ppt.pptxthe refernce of programming C notes ppt.pptx
the refernce of programming C notes ppt.pptxAnkitaVerma776806
 
Eight simple rules to writing secure PHP programs
Eight simple rules to writing secure PHP programsEight simple rules to writing secure PHP programs
Eight simple rules to writing secure PHP programsAleksandr Yampolskiy
 
devLink - What's New in C# 4?
devLink - What's New in C# 4?devLink - What's New in C# 4?
devLink - What's New in C# 4?Kevin Pilch
 
Secure Programming
Secure ProgrammingSecure Programming
Secure Programmingalpha0
 

Ähnlich wie PHP Built-in String Validation Functions (20)

Embedded Typesafe Domain Specific Languages for Java
Embedded Typesafe Domain Specific Languages for JavaEmbedded Typesafe Domain Specific Languages for Java
Embedded Typesafe Domain Specific Languages for Java
 
Php Security3895
Php Security3895Php Security3895
Php Security3895
 
12-security.ppt - PHP and Arabic Language - Index
12-security.ppt - PHP and Arabic Language - Index12-security.ppt - PHP and Arabic Language - Index
12-security.ppt - PHP and Arabic Language - Index
 
Security.ppt
Security.pptSecurity.ppt
Security.ppt
 
Concern of Web Application Security
Concern of Web Application SecurityConcern of Web Application Security
Concern of Web Application Security
 
Java 5 Features
Java 5 FeaturesJava 5 Features
Java 5 Features
 
Php security3895
Php security3895Php security3895
Php security3895
 
PHP Security
PHP SecurityPHP Security
PHP Security
 
C programming language tutorial
C programming language tutorial C programming language tutorial
C programming language tutorial
 
Internet Technology and its Applications
Internet Technology and its ApplicationsInternet Technology and its Applications
Internet Technology and its Applications
 
OWASP Top 10 : Let’s know & solve
OWASP Top 10 : Let’s know & solveOWASP Top 10 : Let’s know & solve
OWASP Top 10 : Let’s know & solve
 
Hooking signals and dumping the callstack
Hooking signals and dumping the callstackHooking signals and dumping the callstack
Hooking signals and dumping the callstack
 
Esoft Metro Campus - Certificate in c / c++ programming
Esoft Metro Campus - Certificate in c / c++ programmingEsoft Metro Campus - Certificate in c / c++ programming
Esoft Metro Campus - Certificate in c / c++ programming
 
the refernce of programming C notes ppt.pptx
the refernce of programming C notes ppt.pptxthe refernce of programming C notes ppt.pptx
the refernce of programming C notes ppt.pptx
 
Eight simple rules to writing secure PHP programs
Eight simple rules to writing secure PHP programsEight simple rules to writing secure PHP programs
Eight simple rules to writing secure PHP programs
 
Variables and Data Types
Variables and Data TypesVariables and Data Types
Variables and Data Types
 
PHP MySQL
PHP MySQLPHP MySQL
PHP MySQL
 
devLink - What's New in C# 4?
devLink - What's New in C# 4?devLink - What's New in C# 4?
devLink - What's New in C# 4?
 
Secure Programming
Secure ProgrammingSecure Programming
Secure Programming
 
Variables In Php 1
Variables In Php 1Variables In Php 1
Variables In Php 1
 

Mehr von Aung Khant

Introducing Msd
Introducing MsdIntroducing Msd
Introducing MsdAung Khant
 
Securing Php App
Securing Php AppSecuring Php App
Securing Php AppAung Khant
 
Securing Web Server Ibm
Securing Web Server IbmSecuring Web Server Ibm
Securing Web Server IbmAung Khant
 
Security Design Patterns
Security Design PatternsSecurity Design Patterns
Security Design PatternsAung Khant
 
Security Code Review
Security Code ReviewSecurity Code Review
Security Code ReviewAung Khant
 
Security Engineering Executive
Security Engineering ExecutiveSecurity Engineering Executive
Security Engineering ExecutiveAung Khant
 
Security Engineeringwith Patterns
Security Engineeringwith PatternsSecurity Engineeringwith Patterns
Security Engineeringwith PatternsAung Khant
 
Security Web Servers
Security Web ServersSecurity Web Servers
Security Web ServersAung Khant
 
Security Testing Web App
Security Testing Web AppSecurity Testing Web App
Security Testing Web AppAung Khant
 
Session Fixation
Session FixationSession Fixation
Session FixationAung Khant
 
Sql Injection Paper
Sql Injection PaperSql Injection Paper
Sql Injection PaperAung Khant
 
Sql Injection Adv Owasp
Sql Injection Adv OwaspSql Injection Adv Owasp
Sql Injection Adv OwaspAung Khant
 
Php Security Iissues
Php Security IissuesPhp Security Iissues
Php Security IissuesAung Khant
 
Sql Injection White Paper
Sql Injection White PaperSql Injection White Paper
Sql Injection White PaperAung Khant
 
S Vector4 Web App Sec Management
S Vector4 Web App Sec ManagementS Vector4 Web App Sec Management
S Vector4 Web App Sec ManagementAung Khant
 
Php Security Value1
Php Security Value1Php Security Value1
Php Security Value1Aung Khant
 
Privilege Escalation
Privilege EscalationPrivilege Escalation
Privilege EscalationAung Khant
 
Php Security Workshop
Php Security WorkshopPhp Security Workshop
Php Security WorkshopAung Khant
 
Preventing Xs Sin Perl Apache
Preventing Xs Sin Perl ApachePreventing Xs Sin Perl Apache
Preventing Xs Sin Perl ApacheAung Khant
 

Mehr von Aung Khant (20)

Introducing Msd
Introducing MsdIntroducing Msd
Introducing Msd
 
Securing Php App
Securing Php AppSecuring Php App
Securing Php App
 
Securing Web Server Ibm
Securing Web Server IbmSecuring Web Server Ibm
Securing Web Server Ibm
 
Security Design Patterns
Security Design PatternsSecurity Design Patterns
Security Design Patterns
 
Security Code Review
Security Code ReviewSecurity Code Review
Security Code Review
 
Security Engineering Executive
Security Engineering ExecutiveSecurity Engineering Executive
Security Engineering Executive
 
Security Engineeringwith Patterns
Security Engineeringwith PatternsSecurity Engineeringwith Patterns
Security Engineeringwith Patterns
 
Security Web Servers
Security Web ServersSecurity Web Servers
Security Web Servers
 
Security Testing Web App
Security Testing Web AppSecurity Testing Web App
Security Testing Web App
 
Session Fixation
Session FixationSession Fixation
Session Fixation
 
Sql Injection Paper
Sql Injection PaperSql Injection Paper
Sql Injection Paper
 
Sql Injection Adv Owasp
Sql Injection Adv OwaspSql Injection Adv Owasp
Sql Injection Adv Owasp
 
Php Security Iissues
Php Security IissuesPhp Security Iissues
Php Security Iissues
 
Sql Injection White Paper
Sql Injection White PaperSql Injection White Paper
Sql Injection White Paper
 
S Shah Web20
S Shah Web20S Shah Web20
S Shah Web20
 
S Vector4 Web App Sec Management
S Vector4 Web App Sec ManagementS Vector4 Web App Sec Management
S Vector4 Web App Sec Management
 
Php Security Value1
Php Security Value1Php Security Value1
Php Security Value1
 
Privilege Escalation
Privilege EscalationPrivilege Escalation
Privilege Escalation
 
Php Security Workshop
Php Security WorkshopPhp Security Workshop
Php Security Workshop
 
Preventing Xs Sin Perl Apache
Preventing Xs Sin Perl ApachePreventing Xs Sin Perl Apache
Preventing Xs Sin Perl Apache
 

Kürzlich hochgeladen

ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemkeProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemkeProduct Anonymous
 
Why Teams call analytics are critical to your entire business
Why Teams call analytics are critical to your entire businessWhy Teams call analytics are critical to your entire business
Why Teams call analytics are critical to your entire businesspanagenda
 
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law DevelopmentsTrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law DevelopmentsTrustArc
 
A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?Igalia
 
2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...Martijn de Jong
 
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot TakeoffStrategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoffsammart93
 
GenAI Risks & Security Meetup 01052024.pdf
GenAI Risks & Security Meetup 01052024.pdfGenAI Risks & Security Meetup 01052024.pdf
GenAI Risks & Security Meetup 01052024.pdflior mazor
 
MINDCTI Revenue Release Quarter One 2024
MINDCTI Revenue Release Quarter One 2024MINDCTI Revenue Release Quarter One 2024
MINDCTI Revenue Release Quarter One 2024MIND CTI
 
Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024The Digital Insurer
 
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, AdobeApidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobeapidays
 
🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘RTylerCroy
 
HTML Injection Attacks: Impact and Mitigation Strategies
HTML Injection Attacks: Impact and Mitigation StrategiesHTML Injection Attacks: Impact and Mitigation Strategies
HTML Injection Attacks: Impact and Mitigation StrategiesBoston Institute of Analytics
 
Artificial Intelligence: Facts and Myths
Artificial Intelligence: Facts and MythsArtificial Intelligence: Facts and Myths
Artificial Intelligence: Facts and MythsJoaquim Jorge
 
Tata AIG General Insurance Company - Insurer Innovation Award 2024
Tata AIG General Insurance Company - Insurer Innovation Award 2024Tata AIG General Insurance Company - Insurer Innovation Award 2024
Tata AIG General Insurance Company - Insurer Innovation Award 2024The Digital Insurer
 
Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...
Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...
Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...Miguel Araújo
 
Apidays New York 2024 - The value of a flexible API Management solution for O...
Apidays New York 2024 - The value of a flexible API Management solution for O...Apidays New York 2024 - The value of a flexible API Management solution for O...
Apidays New York 2024 - The value of a flexible API Management solution for O...apidays
 
Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Scriptwesley chun
 
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...DianaGray10
 
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024The Digital Insurer
 

Kürzlich hochgeladen (20)

ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemkeProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
 
Why Teams call analytics are critical to your entire business
Why Teams call analytics are critical to your entire businessWhy Teams call analytics are critical to your entire business
Why Teams call analytics are critical to your entire business
 
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law DevelopmentsTrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
 
+971581248768>> SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHA...
+971581248768>> SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHA...+971581248768>> SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHA...
+971581248768>> SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHA...
 
A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?
 
2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...
 
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot TakeoffStrategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
 
GenAI Risks & Security Meetup 01052024.pdf
GenAI Risks & Security Meetup 01052024.pdfGenAI Risks & Security Meetup 01052024.pdf
GenAI Risks & Security Meetup 01052024.pdf
 
MINDCTI Revenue Release Quarter One 2024
MINDCTI Revenue Release Quarter One 2024MINDCTI Revenue Release Quarter One 2024
MINDCTI Revenue Release Quarter One 2024
 
Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024
 
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, AdobeApidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
 
🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘
 
HTML Injection Attacks: Impact and Mitigation Strategies
HTML Injection Attacks: Impact and Mitigation StrategiesHTML Injection Attacks: Impact and Mitigation Strategies
HTML Injection Attacks: Impact and Mitigation Strategies
 
Artificial Intelligence: Facts and Myths
Artificial Intelligence: Facts and MythsArtificial Intelligence: Facts and Myths
Artificial Intelligence: Facts and Myths
 
Tata AIG General Insurance Company - Insurer Innovation Award 2024
Tata AIG General Insurance Company - Insurer Innovation Award 2024Tata AIG General Insurance Company - Insurer Innovation Award 2024
Tata AIG General Insurance Company - Insurer Innovation Award 2024
 
Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...
Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...
Mastering MySQL Database Architecture: Deep Dive into MySQL Shell and MySQL R...
 
Apidays New York 2024 - The value of a flexible API Management solution for O...
Apidays New York 2024 - The value of a flexible API Management solution for O...Apidays New York 2024 - The value of a flexible API Management solution for O...
Apidays New York 2024 - The value of a flexible API Management solution for O...
 
Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Script
 
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
 
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
 

PHP Built-in String Validation Functions

  • 1. PHP5 Built-in String Filter Functions For Your Application Security By d0ubl3_h3lix http://yehg.org April 2008
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.  
  • 16.
  • 17.
  • 18.
  • 19.  
  • 20.
  • 21.
  • 22.  
  • 23.
  • 24.
  • 25.  
  • 26.
  • 27.
  • 28.
  • 29.  
  • 30.
  • 31.
  • 32.
  • 33.
  • 34.
  • 35.
  • 36.
  • 37.
  • 38.
  • 39.
  • 40.
  • 41.
  • 42.
  • 43.
  • 44.
  • 45.
  • 46.
  • 47.
  • 48.
  • 49.
  • 50.
  • 51.
  • 52.
  • 53.
  • 54.
  • 55.
  • 56.
  • 57.
  • 58.
  • 59.
  • 60.
  • 61.
  • 62.
  • 63.  
  • 64.
  • 65.
  • 66.
  • 67.
  • 68.
  • 69.
  • 70.
  • 71.
  • 72.
  • 73.
  • 74.
  • 75.
  • 76.
  • 77.
  • 78.
  • 79.
  • 80.
  • 81.
  • 82.
  • 83.
  • 84.
  • 85.
  • 86.