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cryptoparty.at
@CryptoPartyWIEN
Jasmin

@bekassine

Kristina

@meep_vie

Mahriah

@Mahriah
Vorstellungsrunde
● Wie heißt du, was machst du?
● Warum möchtest du Email-Verschlüsselung lernen?
● Was erwartest du dir vom Workshop heute?
● Welches Betriebssystem verwendest du
(Windows, Mac OX X, Linux)?
● Verwendest du einen Mailclient oder Webmail? Wer ist dein
Emailanbieter (gmail, hotmail, etc.)
Ablauf für heute
●
●
●
●
●
●

Crypto-Grundbegriffe
Bedrohungsszenarien
Warum verschlüsseln?
Pause
Workshop
Q & A und Reflexion
Ihr könnt jederzeit
Fragen stellen!
Crypto-Grundbegriffe
CRYPTOPARTY
DSZQUPQBSUZ
CRYPTOPARTY
11111111111
DSZQUPQBSUZ
CRYPTOPARTY
44444444444
GVCTXSTEVXC
CRYPTOPARTY
12312312312
DTBQVRQCUUA
Asymmetrische Verschlüsselung
Public Key gebe ich weiter
Private Key hüte ich wie meinen Augapfel
Bedrohungsszenarien
From:

jasmin@email.com

To:

mahriah@email.com

Subject:

Treffen morgen

Date, Time:

14. November 2013, 14:05

…:

…

Hallo Mahriah,
treffen wir uns morgen um vier zur Vorbesprechung?
Liebe Grüße,
Jasmin
From:

jasmin@email.com

To:

mahriah@email.com

Subject:

Treffen morgen

Date, Time:

14. November 2013, 14:05

…:

…

-----BEGIN PGP MESSAGE----Comment: GPGTools - http://gpgtools.org
hQEMA62SpJxQZFOjAQf9HZsZ2dUzMns9Bmi8oegqTFsOxQR6jNAw4blQTj3Um1dd/jVa9bJ0cBylTVZsC2ZIqc/qqL0URFE/FiBOO0uFIn/D
RxXiev58das6tKbnsHrTkXrOPla+1Ij0ffnFtS8lkIq7ubZOvmP/o0sN8f5ZP2DNnVffcxKoJkTpUMnUNLXlbEtaqV645rT/uKid0q5dCdxb
06eNlu173kU79LNTkLb5+UpiM8CdUqV30tVb3vto8ibLp4Dj28Qaa4/WgI0WEDYyfwg4QfCvAffdcwILQdSsgP63llp/KQtKyj+ZPnu13C7N
X1lrXBGsMWcmDbMu0LxYqhYXnF9kUmRgyuHWnoUBDAN2DgWChMB3JgEH/2r828A+NzHuIuML02u63yK4DoZyN7ncJ70YBoT4bajmhAPnmAO+
IV0xvN+stTEKttKpByR9NNxxU1RalwBOF9B5KUS9tWVOnogKn9sF4tn2QiBZytJMqH2NqDKDY1zpXL0mVxOGwnHcB6BoKMJfYtccRE3N9AJu
aOavWMvwUStUfuEx0R02H5GF52XA+BUa81AuaDQd5yWX98AvYienc2Hu7Kc3G14bXTzGzWo3jiqzd+xUcvHqNfjLofB3Y74Yu85d6k7H3aQP
Ndgv5ei8A+MIyMYoDJXXwADeZ4KO7wgPy3/4j7Wrw23CAhymQ6JKoHNZFd7MOvLhCikBNgGbryTSlAGIUlAwGgA2j0wejnQjAKLi/Pn5hzEd
IawybyRjFBUMr9Rvgn/gkWH+kDURttRpZDHCNIkWsX47HjErSIBnhl1yuSa0rKxFrlwSm4/uSpqZlAlkigIJ3joQU4+64AzUnWmeD6pxkMw+
7SjyzUlPL5ZDvOEY6vYMZ0XOrvRyl5dLTCIxHFKrRyf8mEmDUKwv+UfVq2Q==JVlx
-----END PGP MESSAGE-----
ELT
SS
LÜ
CH
S

From:

jasmin@email.com

To:

mahriah@email.com

Subject:

Treffen morgen

Date, Time:

14. November 2013, 14:05

…:

…

ER
NV
U

-----BEGIN PGP MESSAGE-----

LT
SE
ÜS
HL
C

Comment: GPGTools - http://gpgtools.org

hQEMA62SpJxQZFOjAQf9HZsZ2dUzMns9Bmi8oegqTFsOxQR6jNAw4blQTj3Um1dd/jVa9bJ0cBylTVZsC2ZIqc/qqL0URFE/FiBOO0uFIn/D
RxXiev58das6tKbnsHrTkXrOPla+1Ij0ffnFtS8lkIq7ubZOvmP/o0sN8f5ZP2DNnVffcxKoJkTpUMnUNLXlbEtaqV645rT/uKid0q5dCdxb
06eNlu173kU79LNTkLb5+UpiM8CdUqV30tVb3vto8ibLp4Dj28Qaa4/WgI0WEDYyfwg4QfCvAffdcwILQdSsgP63llp/KQtKyj+ZPnu13C7N
X1lrXBGsMWcmDbMu0LxYqhYXnF9kUmRgyuHWnoUBDAN2DgWChMB3JgEH/2r828A+NzHuIuML02u63yK4DoZyN7ncJ70YBoT4bajmhAPnmAO+
IV0xvN+stTEKttKpByR9NNxxU1RalwBOF9B5KUS9tWVOnogKn9sF4tn2QiBZytJMqH2NqDKDY1zpXL0mVxOGwnHcB6BoKMJfYtccRE3N9AJu
aOavWMvwUStUfuEx0R02H5GF52XA+BUa81AuaDQd5yWX98AvYienc2Hu7Kc3G14bXTzGzWo3jiqzd+xUcvHqNfjLofB3Y74Yu85d6k7H3aQP
Ndgv5ei8A+MIyMYoDJXXwADeZ4KO7wgPy3/4j7Wrw23CAhymQ6JKoHNZFd7MOvLhCikBNgGbryTSlAGIUlAwGgA2j0wejnQjAKLi/Pn5hzEd
IawybyRjFBUMr9Rvgn/gkWH+kDURttRpZDHCNIkWsX47HjErSIBnhl1yuSa0rKxFrlwSm4/uSpqZlAlkigIJ3joQU4+64AzUnWmeD6pxkMw+
7SjyzUlPL5ZDvOEY6vYMZ0XOrvRyl5dLTCIxHFKrRyf8mEmDUKwv+UfVq2Q==JVlx

RS
VE

-----END PGP MESSAGE-----
Warum will ich Emails
verschlüsseln?
Kommunikation
mit oder als
Anwältin, Therapeutin, Ärztin
Verschicken von
Zugangsdaten
(Benutzername, Passwort)
Kommunikation als oder mit
politischer Aktivistin
Briefgeheimnis im digitalen
Zeitalter durchsetzen
Habt ihr noch
Fragen?
PAUSE
WORKSHOP
1) Software installieren
2) Email-Konto einrichten
3) Keys generieren
4) verschlüsselte Emails verschicken
Ihr braucht:
1) Thunderbird (Email-Client)
2) GPG (Verschlüsselungssoftware)
3) Enigmail (Add-on für Thunderbird)
cryptoparty.at/email_encryption
Email-Client einrichten
IMAP (Internet Message Access Protocol)
● Zugriff auf Email von mehreren Geräten
● Belässt Emails auf dem Mailserver
POP (Post Office Protocol)
● Zugriff auf Email von einem Gerät
● Lädt Emails auf Gerät und löscht sie
(standardmäßig) vom Server
Ein gutes Passwort
When I find myself in times of trouble, Mother
Mary comes to me. Speaking words of wisdom,
let it be.
WIfmitot,MMctm.Swof,lib.
Dieses Passwort nicht mehr verwenden!
Ein gutes Passwort
● möglichst lange
● Mundartsatz
● Sonderzeichen, Zahlen
DO
● Backup vom eigenen Schlüssel
machen
● Backup vom Revoke Certificate
machen
● Private Key geheim halten (!!!)
DON’T
● Fremde Schlüssel ungefragt auf Keyserver
hochladen
● Auf verschlüsselte Emails unverschlüsselt
antworten (Quotes!)
Public Key holen:
hkp://keys.gnupg.net

Verschlüsselte Email an:
flit.cryptoparty@gmail.com
Abschließende
Fragen und Reflexion
nächste

25.11.2013 ab 19:00
im Metalab
Danke fürs Kommen!

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FLIT CryptoParty zu Email-Verschlüsselung