Tag: Schneier on Security

Urban VPN Proxy Surreptitiously Intercepts AI Chats

This is pretty scary: Urban VPN Proxy targets conversations across ten AI platforms: ChatGPT, Claude, Gemini, Microsoft Copilot, Perplexity, DeepSeek, Grok (xAI), Meta AI. For each platform, the extension includes a dedicated “executor” script designed to intercept and capture conversations.…

Denmark Accuses Russia of Conducting Two Cyberattacks

News: The Danish Defence Intelligence Service (DDIS) announced on Thursday that Moscow was behind a cyber-attack on a Danish water utility in 2024 and a series of distributed denial-of-service (DDoS) attacks on Danish websites in the lead-up to the municipal…

Microsoft Is Finally Killing RC4

After twenty-six years, Microsoft is finally upgrading the last remaining instance of the encryption algorithm RC4 in Windows. of the most visible holdouts in supporting RC4 has been Microsoft. Eventually, Microsoft upgraded Active Directory to support the much more secure…

AI Advertising Company Hacked

At least some of this is coming to light: Doublespeed, a startup backed by Andreessen Horowitz (a16z) that uses a phone farm to manage at least hundreds of AI-generated social media accounts and promote products has been hacked. The hack…

Deliberate Internet Shutdowns

For two days in September, Afghanistan had no internet. No satellite failed; no cable was cut. This was a deliberate outage, mandated by the Taliban government. It followed a more localized shutdown two weeks prior, reportedly instituted “to prevent immoral…

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I’m speaking and signing books at the Chicago Public Library in Chicago, Illinois, USA, at 6:00 PM CT on February 5, 2026. Details to come. I’m…

Building Trustworthy AI Agents

The promise of personal AI assistants rests on a dangerous assumption: that we can trust systems we haven’t made trustworthy. We can’t. And today’s versions are failing us in predictable ways: pushing us to do things against our own best…

AIs Exploiting Smart Contracts

I have long maintained that smart contracts are a dumb idea: that a human process is actually a security feature. Here’s some interesting research on training AIs to automatically exploit smart contracts: AI models are increasingly good at cyber tasks,…

FBI Warns of Fake Video Scams

The FBI is warning of AI-assisted fake kidnapping scams: Criminal actors typically will contact their victims through text message claiming they have kidnapped their loved one and demand a ransom be paid for their release. Oftentimes, the criminal actor will…

AI vs. Human Drivers

Two competing arguments are making the rounds. The first is by a neurosurgeon in the New York Times. In an op-ed that honestly sounds like it was paid for by Waymo, the author calls driverless cars a “public health breakthrough”:…

Substitution Cipher Based on The Voynich Manuscript

Here’s a fun paper: “The Naibbe cipher: a substitution cipher that encrypts Latin and Italian as Voynich Manuscript-like ciphertext“: Abstract: In this article, I investigate the hypothesis that the Voynich Manuscript (MS 408, Yale University Beinecke Library) is compatible with…

Friday Squid Blogging: Vampire Squid Genome

The vampire squid (Vampyroteuthis infernalis) has the largest cephalopod genome ever sequenced: more than 11 billion base pairs. That’s more than twice as large as the biggest squid genomes. It’s technically not a squid: “The vampire squid is a fascinating…

New Anonymous Phone Service

A new anonymous phone service allows you to sign up with just a zip code. This article has been indexed from Schneier on Security Read the original article: New Anonymous Phone Service

Like Social Media, AI Requires Difficult Choices

In his 2020 book, “Future Politics,” British barrister Jamie Susskind wrote that the dominant question of the 20th century was “How much of our collective life should be determined by the state, and what should be left to the market…

Banning VPNs

This is crazy. Lawmakers in several US states are contemplating banning VPNs, because…think of the children! As of this writing, Wisconsin lawmakers are escalating their war on privacy by targeting VPNs in the name of “protecting children” in A.B. 105/S.B.…

Prompt Injection Through Poetry

In a new paper, “Adversarial Poetry as a Universal Single-Turn Jailbreak Mechanism in Large Language Models,” researchers found that turning LLM prompts into poetry resulted in jailbreaking the models: Abstract: We present evidence that adversarial poetry functions as a universal…

Huawei and Chinese Surveillance

This quote is from House of Huawei: The Secret History of China’s Most Powerful Company. “Long before anyone had heard of Ren Zhengfei or Huawei, Wan Runnan had been China’s star entrepreneur in the 1980s, with his company, the Stone…