Jon Callas

@joncallas

Cryptographer, technologist, inventor. Cofounder of PGP, Silent Circle, Blackphone. The most secure thing is the one that people will actually use.

Earth
Joined April 2008
48 Photos and videos Photos and videos

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  1. Retweeted
    Mar 22

    The updated iOS Security Guide now covers iOS 10:

    4 replies 168 retweets 258 likes
  2. Retweeted
    27 Dec 2016

    Join us in 2016 and become a CHARTER Emissary of the Empire. (After that, cards will say "2017.") Just 4 days left!

    4 retweets 2 likes
  3. Retweeted
    27 Dec 2016

    Oooo the schedule is up!

    1 reply 4 retweets 8 likes
  4. Retweeted
    12 Dec 2016

    Who will be saying what at ShmooCon 2017.

    1 reply 35 retweets 24 likes
  5. Retweeted
    18 Nov 2016

    ShmooCon Call For Papers closes today!

    2 replies 30 retweets 7 likes
  6. 13 Nov 2016

    The CFP closes on Nov 18. Polish up your submission and go over to to submit!

    13 retweets 5 likes
  7. 31 Oct 2016

    First round tickets go on sale tomorrow, noon Eastern Daylight Time.

    1 like
  8. Retweeted
    29 Oct 2016

    Happy to announce the first three speakers of ShmooCon 2017. CFP is still open - keep those papers coming.

    1 reply 31 retweets 36 likes
  9. Retweeted
    5 Oct 2016

    Congratulations Dr. Sandy Clark, who just successfully defended her dissertation.

    25 replies 53 retweets 158 likes
  10. 11 Aug 2016

    Finally! Been waiting for this for a year. Glad we didn't have to wait for its eighteenth birthday.

    Replying to @k3r3n3
    WHAT I DID LAST SUMMER FOR AND NEVER SHOWED YOU ALL:
    2 retweets 8 likes
  11. 16 Jun 2016

    @bfwigh thanks. It was certainly decades ahead of its time.

    1 reply
  12. Retweeted
    4 Apr 2016

    Silver Bullet at the decade mark >> 90. 91. 92. 93.

    3 retweets 7 likes
  13. 2 Apr 2016

    Last week was my last day-2-day w/ . Yes, amicable. As an investor, I love the enterprise direction. Just going a different way

    10 replies 21 retweets 41 likes
  14. 21 Mar 2016

    Wow.

    The government just moved to vacate tomorrow's hearing in Apple v FBI. Seems they're abandoning this as a test case!
    1 retweet 2 likes
  15. 17 Mar 2016

    3rd LangSec Workshop - May 26 in SJC w/ IEEE Symposium on Security & Privacy. Proud to be on the program committee.

    1 retweet 3 likes
  16. Retweeted
    14 Mar 2016

    Fed. Courts: Tor users have no expectation of privacy. DOJ: We can search phones w/o a warrant. FBI: Why is everyone encrypting everything?

    7 replies 859 retweets 583 likes
  17. Retweeted
    10 Mar 2016

    . gives 5 reasons why is the most secure on the market. Watch here:

    2 replies 13 retweets 16 likes
  18. Retweeted
    2 Mar 2016

    Why the Guardian and Piers Morgan were so wrong to support the FBI over Apple on cybsecurity via

    1 reply 16 retweets 8 likes
  19. Retweeted
    11 Feb 2016

    "Dude!" "Dude!" "Grav waves! Rad?" "Cosmic!" "Surfable?" "Dude, any wave is!" "Dude! Let's build a board!" -- From 'History of FTL travel'

    6 replies 481 retweets 468 likes
  20. 28 Jan 2016

    My Reddit link is

    12 retweets 17 likes

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