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Schneier Blog
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Schneier Blog
@schneierblog
Bruce Schneier is an internationally renowned security technologist and author. Described by The Economist as a "security guru"
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Joined December 2008
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  • user avatar
    Schneier Blog
    @schneierblog
    Jun 17, 2020
    Bank Card "Master Key" Stolen
    schneier.com
    Bank Card "Master Key" Stolen - Schneier on Security
    South Africa’s Postbank experienced a catastrophic security failure. The bank’s master PIN key was stolen, forcing it to cancel and replace 12 million bank cards. The breach resulted from the...
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    Schneier Blog
    @schneierblog
    Sep 13, 2016
    Someone Is Learning How to Take Down the Internet: Over the past year or two, someone has been probing the de... bit.ly/2cDV2Zk
  • user avatar
    Schneier Blog
    @schneierblog
    Nov 22, 2021
    “Crypto” Means “Cryptography,” not “Cryptocurrency”
    schneier.com
    "Crypto" Means "Cryptography," Not "Cryptocurrency" - Schneier on Security
    I have long been annoyed that the word “crypto” has been co-opted by the blockchain people, and no longer refers to “cryptography.” I’m not the only one.
  • user avatar
    Schneier Blog
    @schneierblog
    Sep 21, 2017
    ISO Rejects NSA Encryption Algorithms
    schneier.com
    ISO Rejects NSA Encryption Algorithms - Schneier on Security
    The ISO has decided not to approve two NSA-designed block encryption algorithms: Speck and Simon. It’s because the NSA is not trusted to put security ahead of surveillance: A number of them voiced...
  • user avatar
    Schneier Blog
    @schneierblog
    Jan 3, 2023
    Breaking RSA with a Quantum Computer
    schneier.com
    Breaking RSA with a Quantum Computer - Schneier on Security
    A group of Chinese researchers have just published a paper claiming that they can—although they have not yet done so—break 2048-bit RSA. This is something to take seriously. It might not be correct,...
    97K
  • user avatar
    Schneier Blog
    @schneierblog
    Aug 1, 2019
    Facebook Plans on Backdooring WhatsApp
    schneier.com
    Facebook Plans on Backdooring WhatsApp - Schneier on Security
    This article points out that Facebook’s planned content moderation scheme will result in an encryption backdoor into WhatsApp: In Facebook’s vision, the actual end-to-end encryption client itself...
  • user avatar
    Schneier Blog
    @schneierblog
    Dec 16, 2014
    Fake Cell Towers Found in Norway: In yet another example of what happens when you build an insecure communicat... bit.ly/1xpBN96
  • user avatar
    Schneier Blog
    @schneierblog
    Oct 10, 2017
    Changes in Password Best Practices
    schneier.com
    Changes in Password Best Practices - Schneier on Security
    NIST recently published its four-volume SP800-63b Digital Identity Guidelines. Among other things, it makes three important suggestions when it comes to passwords: Stop it with the annoying password...
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    Schneier Blog
    @schneierblog
    Apr 7, 2021
    WTF: Signal Adds Cryptocurrency Support
    schneier.com
    Signal Adds Cryptocurrency Support - Schneier on Security
    According to Wired, Signal is adding support for the cryptocurrency MobileCoin, “a form of digital cash designed to work efficiently on mobile devices while protecting users’ privacy and even their...
  • user avatar
    Schneier Blog
    @schneierblog
    Nov 15, 2023
    New SSH Vulnerability
    schneier.com
    New SSH Vulnerability - Schneier on Security
    This is interesting: For the first time, researchers have demonstrated that a large portion of cryptographic keys used to protect data in computer-to-server SSH traffic are vulnerable to complete...
    67K
  • user avatar
    Schneier Blog
    @schneierblog
    Apr 22, 2019
    Excellent Analysis of the Boeing 737 MAX Software Problems
    schneier.com
    Excellent Analysis of the Boeing 737 Max Software Problems - Schneier on Security
    This is the best analysis of the software causes of the Boeing 737 MAX disasters that I have read. Technically this is safety and not security; there was no attacker. But the fields are closely...
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    Schneier Blog
    @schneierblog
    May 1, 2020
    Me on COVAD-19 Contact Tracing Apps
    schneier.com
    Me on COVID-19 Contact Tracing Apps - Schneier on Security
    I was quoted in BuzzFeed: “My problem with contact tracing apps is that they have absolutely no value,” Bruce Schneier, a privacy expert and fellow at the Berkman Klein Center for Internet & Society...
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    Schneier Blog
    @schneierblog
    Mar 31, 2025
    The Signal Chat Leak and the NSA
    schneier.com
    The Signal Chat Leak and the NSA - Schneier on Security
    US National Security Advisor Mike Waltz, who started the now-infamous group chat coordinating a US attack against the Yemen-based Houthis on March 15, is seemingly now suggesting that the secure...
    23K
  • user avatar
    Schneier Blog
    @schneierblog
    Dec 18, 2014
    ISIS Cyberattacks: Citizen Lab has a new report on a probable ISIS-launched cyberattack: This report describes... bit.ly/1AuVnyz
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