GnuPG on MacOS X (Apple Mail)

  • Install GnuPG. http://macgpg.sourceforge.net/

  • Create a key pair: Open terminal and type: gpg --gen-key Follow on screen instructions. ** Choose a key length of 4096, and an expiration of 0 (never expires). Be patient, generating the keys took about an hour.

  • Install GPGPreferences. http://macgpg.sourceforge.net/

  • Go to System Preferences, and open GnuPG (located at the bottom under "Other"). Go to the keyserver tab, and check: "Automatically retrieve keys from server while verifying"./r "Include subkeys".

  • Install GPG Keychain access. http://macgpg.sourceforge.net/. Open it up after the key has been generated (step 2). Import other's keys for people you will exchanged signed messages with.

  • Install GnuPGMail plugin. http://www.sente.ch/software/GPGMail/English.lproj/GPGMail.html Open Mail, and go to preferences (Apple + ,). Defaults are fine.

  • Sign and send an email.

Tagged as: howto, encryption, mac
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