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Beginning PGP

2600 JAN09. Beginning PGP. What?. OpenPGP is the proposed standard. (RFC 2440, 3156, 4880, 5081, etc) OpenPGP is not a program. PGP and GnuPG are computer programs that implement the OpenPGP standard. Who? - Phil Zimmerman. Created PGP in 1991 Arms Trafficker?

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Beginning PGP

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  1. 2600 JAN09 Beginning PGP

  2. What? • OpenPGP is the proposed standard. • (RFC 2440, 3156, 4880, 5081, etc) • OpenPGP is not a program. • PGP and GnuPG are computer programs that implement the OpenPGP standard.

  3. Who? - Phil Zimmerman • Created PGP in 1991 • Arms Trafficker? • Given Book Cred in the Da Vinci Code

  4. Who? - Werner Koch • Initially Developed GnuPG in 1999 • Head of Office and German Vice-Chancellor of the Free Software Foundation Europe.

  5. Why? • Email • All your crap is cleartext • Data • See above

  6. How? • Create your keys • gpg --gen-key • Follow prompts • gpg --list-keys • To Confirm • Create your revocation key • gpg --output revoke.asc --gen-revoke $KEYID

  7. How? • Exporting keys • gpg --armor --output jberg.asc --export jberg@atu.edu • Put jberg.asc whereever you want

  8. How? • Importing keys • gpg --import jberg.asc • gpg --list-keys • gpg --edit-key jberg@atu.edu • Command> fpr • Command> sign (follow prompts) • Command> check

  9. Now What? • Send signed and/or encrypted E-mail • Thunderbird /w Enigmail (32-bit only currently) • Mutt • Kmail

  10. Now What? • Encrypt your crap • To create an encrypted file • gpg -c test.txt (then enter your password) • To decrypt an encrypted file • gpg test.txt.gpg • Useful if you don't trust where your files are stored.

  11. Now What? • Encrypt your crap to send to people with keys • gpg --armor --encrypt file.tar.gz • ensure you've imported the key of who you're sending to • Decrypt his/her crap • gpg --decrypt file.tar.gz.asc

  12. References • GnuPrivacyGuardHowtohttps://help.ubuntu.com/community/GnuPrivacyGuardHowto • Linux HOWTO: Secure Your Data with PGP, Part 1 http://www.youtube.com/watch?v=_VbcDh1wuaA • Linux HOWTO: Secure Your Data with PGP, Part 2 http://www.youtube.com/watch?v=bQYwqzS-Wyo

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