talk-ta3m-crypto-tools-workshop
TRANSCRIPT
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Protecting Your Privacy with Easy-to-Use
CryptographySteve Phillips2014.06.16
SBHX
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Outline
● What is cryptography?● Why use cryptography?● Secure instant messaging with OTR● Secure text messaging with TextSecure● Secure web browsing with Tor● Other projects
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● “The enciphering and deciphering of messages in secret code or cipher”
● In practice, encrypting data in such a way that only the party you’re trying to communicate with can decrypt it
● Everyday examples: online banking
What is Cryptography?
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Why Cryptography?
● Security○ Online banking○ (Most sites; don’t want password stolen)
● Privacy○ Personal privacy○ Bloggers in Egypt○ These days… all of us
■ Regular people, whistle-blowers, reporters, etc
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Secure IMing with OTR
1. On Windows or Linux, install Pidgin - URL: http://pidgin.im/2. On Mac OS X, install Adium - URL: https://adium.im/ - Download OTR plugin here: https://otr.cypherpunks.ca/
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Secure SMS with TextSecure
● Available for Android● iOS version (for iPhone, iPod Touch, and
iPad) currently in development
1. Search “open whisper systems” in Play Store2. Install TextSecure (and later, RedPhone)
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Secure Web Browsing
1. Install Tor at https://www.torproject.org/2. DEMO (run it, visit a website)
● Browse the web○ Yes, it’s that simple
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Other Projects
● Secure email with PGP● Secure file storage with TrueCrypt● Secure cloud storage with SparkleShare
○ Alternative to Dropbox, which is joining PRISM● SOON
○ CrypTag: Encrypted, Taggable, Searchable Web Storage
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Thanks!
● Twitter○ twitter.com/elimisteve
● Emails○ [email protected]○ [email protected]
● GPG key○ 0x185CBF48F6D97661