Crypto-Gram Newsletter
Crypto-Gram is a free monthly e-mail digest of posts from Bruce Schneier’s Schneier on Security blog.
Recent Issues
December 15, 2025
In this issue:
- More Prompt||GTFO
- AI and Voter Engagement
- Legal Restrictions on Vulnerability Disclosure
- Scam USPS and E-Z Pass Texts and Websites
- AI as Cyberattacker
- More on Rewiring Democracy
- IACR Nullifies Election Because of Lost Decryption Key
- Four Ways AI Is Being Used to Strengthen Democracies Worldwide
- Huawei and Chinese Surveillance
- Prompt Injection Through Poetry
- Banning VPNs
- Like Social Media, AI Requires Difficult Choices
- New Anonymous Phone Service
- Substitution Cipher Based on The Voynich Manuscript
- AI vs. Human Drivers
- FBI Warns of Fake Video Scams
- AIs Exploiting Smart Contracts
- Building Trustworthy AI Agents
- Upcoming Speaking Engagements
November 15, 2025
In this issue:
- Apple’s Bug Bounty Program
- Cryptocurrency ATMs
- A Surprising Amount of Satellite Traffic Is Unencrypted
- Agentic AI’s OODA Loop Problem
- A Cybersecurity Merit Badge
- Failures in Face Recognition
- Serious F5 Breach
- Part Four of The Kryptos Sculpture
- First Wap: A Surveillance Computer You’ve Never Heard Of
- Louvre Jewel Heist
- Social Engineering People’s Credit Card Details
- Signal’s Post-Quantum Cryptographic Implementation
- The AI-Designed Bioweapon Arms Race
- Will AI Strengthen or Undermine Democracy?
- AI Summarization Optimization
- Cybercriminals Targeting Payroll Sites
- Scientists Need a Positive Vision for AI
- Rigged Poker Games
- Faking Receipts with AI
- New Attacks Against Secure Enclaves
- Prompt Injection in AI Browsers
- On Hacking Back
- Book Review: The Business of Secrets
- The Role of Humans in an AI-Powered World
- Upcoming Speaking Engagements
October 15, 2025
In this issue:
- Lawsuit About WhatsApp Security
- Microsoft Still Uses RC4
- Hacking Electronic Safes
- Time-of-Check Time-of-Use Attacks Against LLMs
- Surveying the Global Spyware Market
- Details About Chinese Surveillance and Propaganda Companies
- Apple’s New Memory Integrity Enforcement
- US Disrupts Massive Cell Phone Array in New York
- Malicious-Looking URL Creation Service
- Digital Threat Modeling Under Authoritarianism
- Abusing Notion’s AI Agent for Data Theft
- Details of a Scam
- Use of Generative AI in Scams
- Daniel Miessler on the AI Attack/Defense Balance
- AI in the 2026 Midterm Elections
- AI-Enabled Influence Operation Against Iran
- Flok License Plate Surveillance
- Autonomous AI Hacking and the Future of Cybersecurity
- AI and the Future of American Politics
- Rewiring Democracy is Coming Soon
- The Trump Administration’s Increased Use of Social Media Surveillance
- Upcoming Speaking Engagements
Sidebar photo of Bruce Schneier by Joe MacInnis.