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    Jon Callas

    Technologist, Inventor, Executive

    Jon Callas is a renowned cryptographer, software engineer, and security expert with a distinguished career spanning several decades. He currently serves as a Senior Computer Scientist at SRI International, a position he has held since November 2023.12 Callas is also the founder of Zatik Security, which he established in August 2023.2

    Throughout his career, Callas has made significant contributions to the field of cybersecurity:

    1. Co-founder of PGP Corporation and a primary author of the OpenPGP standard.2
    2. Co-founder of Silent Circle and Blackphone, focusing on encrypted communications.23
    3. Former CTO at companies like Entrust and PGP Corporation.2
    4. Worked at Apple multiple times, including as Security Design and Architecture Manager from 2016 to 2018.12
    5. Held positions at the Electronic Frontier Foundation and ACLU, advocating for privacy and security.14

    Callas is credited with creating several Internet Engineering Task Force (IETF) standards, including OpenPGP, DKIM, and ZRTP.2 He has also been involved in developing encryption technologies for Apple, including FileVault 2 and iOS security features.2

    His expertise extends beyond technical roles, as he has been an adjunct professor at Indiana University and a frequent speaker at security conferences.23 Callas is known for his advocacy of strong encryption and privacy rights in the digital age.4

    Highlights

    Jon Callas - Oslo Freedom Forum
    Jon Callas - Oslo Freedom Forum
    Apr 17 · 1011vc.com
    Jon Callas - Ten Eleven Ventures
    Jon Callas - Ten Eleven Ventures
    May 24 · zdnet.com
    PGP co-founder rejoins Apple to bring better encryption to the masses
    Jun 8 · en.wikipedia.org
    Jon Callas - Wikipedia
    Jon Callas - Wikipedia

    Related Questions

    What are some of Jon Callas's most notable achievements in the field of computer security?
    How did Jon Callas contribute to the development of PGP?
    What is the focus of Zatik Security, the company Jon Callas founded?
    How has Jon Callas's work impacted encryption standards?
    What are some of the projects Jon Callas has worked on at SRI International?
    Jon Callas
    Jon Callas, photo 1
    Jon Callas, photo 2
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    Location

    San Jose, California, United States