CISA Security Leak

Crazy story: Until this past weekend, a contractor for the Cybersecurity & Infrastructure Security Agency CISA maintained a public GitHub repository that exposed credentials to several highly privileged AWS GovCloud accounts and a large number of internal CISA systems. Security experts said the...

macOS Kernel Memory Corruption Exploit

A group used Anthropic's Mythos AI model to help find a kernel memory corruption vulnerability and exploit on Apple's M5. News article...

Hiding Bluetooth Trackers in Mail

It was used to track a Dutch naval ship: Dutch journalist Just Vervaart, working for regional media network Omroep Gelderland, followed the directions posted on the Dutch government website and mailed a postcard with a hidden tracker inside. Because of this, they were able to track the ship for...

How Hackers Are Thinking About AI

Interesting paper: "What hackers talk about when they talk about AI: Early-stage diffusion of a cybercrime innovation." Abstract: The rapid expansion of artificial intelligence AI is raising concerns about its potential to transform cybercrime. Beyond empowering novice offenders, AI stands to...

Team Mirai and Democracy

Japan’s election last month and the rise of the country’s newest and most innovative political party, Team Mirai, illustrates the viability of a different way to do politics. In this model, technology is used to make democratic processes stronger, instead of undermining them. It is harnessed to...

Jailbreaking the F-35 Fighter Jet

Countries around the world are becoming increasingly concerned about their dependencies on the US. If you've purchase US-made F-35 fighter jets, you are dependent on the US for software maintenance. The Dutch Defense Secretary recently said that he could jailbreak the planes to accept third-party...

Friday Squid Blogging: Squid in Byzantine Monk Cooking

This is a very weird story about how squid stayed on the menu of Byzantine monks by falling between the cracks of dietary rules. At Constantinople's Monastery of Stoudios, the kitchen didn't answer to appetite. It answered to the "typikon": a manual for ensuring that nothing unexpected happened a...

Friday Squid Blogging: Squid Fishing in Peru

Peru has increased its squid catch limit. The article says "giant squid," but they can't possibly mean that. As usual, you can also use this squid post to talk about the security stories in the news that I haven't covered. Blog moderation policy...

LLMs Generate Predictable Passwords

LLMs are bad at generating passwords: There are strong noticeable patterns among these 50 passwords that can be seen easily: All of the passwords start with a letter, usually uppercase G, almost always followed by the digit 7. Character choices are highly uneven ­ for example, L , 9, m, 2, $ and...

Is AI Good for Democracy?

Politicians fixate on the global race for technological supremacy between US and China. They debate geopolitical implications of chip exports, latest model releases from each country, and military applications of AI. Someday, they believe, we might see advancements in AI tip the scales in a...

I Am in the Epstein Files

Once. Someone named "Vincenzo lozzo" wrote to Epstein in email, in 2016: "I wouldn't pay too much attention to this, Schneier has a long tradition of dramatizing and misunderstanding things." The topic of the email is DDoS attacks, and it is unclear what I am dramatizing and misunderstanding. Rab...

Where AI Provides Value

If you've worried that AI might take your job, deprive you of your livelihood, or maybe even replace your role in society, it probably feels good to see the latest AI tools fail spectacularly. If AI recommends glue as a pizza topping, then you're safe for another day. But the fact remains that AI...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I'm speaking at the International Conference on Digital Trust, AI and the Future in Edinburgh, Scotland on Tuesday, June 24 at 4:00 PM. The list is maintained on this page...

Paragon Spyware Used to Spy on European Journalists

Paragon is an Israeli spyware company, increasingly in the news now that NSO Group seems to be waning. "Graphite" is the name of its product. Citizen Lab caught it spying on multiple European journalists with a zero-click iOS exploit: On April 29, 2025, a select group of iOS users were notified b...

Friday Squid Blogging: Pet Squid Simulation

From Hackaday.com, this is a neural network simulation of a pet squid. Autonomous Behavior: The squid moves autonomously, making decisions based on his current state hunger, sleepiness, etc.. Implements a vision cone for food detection, simulating realistic foraging behavior. Neural network can...

Court Rules Against NSO Group

The case is over: A jury has awarded WhatsApp $167 million in punitive damages in a case the company brought against Israel-based NSO Group for exploiting a software vulnerability that hijacked the phones of thousands of users. I'm sure it'll be appealed. Everything always is...

Applying Security Engineering to Prompt Injection Security

This seems like an important advance in LLM security against prompt injection: Google DeepMind has unveiled CaMeL CApabilities for MachinE Learning, a new approach to stopping prompt-injection attacks that abandons the failed strategy of having AI models police themselves. Instead, CaMeL treats...

Friday Squid Blogging: Squid Facts on Your Phone

Text "SQUID" to 1-833-SCI-TEXT for daily squid facts. The website has merch. As usual, you can also use this squid post to talk about the security stories in the news that I haven't covered...

Web 3.0 Requires Data Integrity

If you've ever taken a computer security class, you've probably learned about the three legs of computer security--confidentiality, integrity, and availability--known as the CIA triad. When we talk about a system being secure, that's what we're referring to. All are important, but to different...

Cell Phone OPSEC for Border Crossings

I have heard stories of more aggressive interrogation of electronic devices at US border crossings. I know a lot about securing computers, but very little about securing phones. Are there easy ways to delete data--files, photos, etc.--on phones so it can't be recovered? Does resetting a phone to...

Report on Paragon Spyware

Citizen Lab has a new report on Paragon's spyware: Key Findings: Introducing Paragon Solutions. Paragon Solutions was founded in Israel in 2019 and sells spyware called Graphite. The company differentiates itself by claiming it has safeguards to prevent the kinds of spyware abuses that NSO Group...

Friday Squid Blogging: A New Explanation of Squid Camouflage

New research: An associate professor of chemistry and chemical biology at Northeastern University, Deravi’s recently published paper in the Journal of Materials Chemistry C sheds new light on how squid use organs that essentially function as organic solar cells to help power their camouflage...

Improvements in Brute Force Attacks

New paper: "GPU Assisted Brute Force Cryptanalysis of GPRS, GSM, RFID, and TETRA: Brute Force Cryptanalysis of KASUMI, SPECK, and TEA3." Abstract: Key lengths in symmetric cryptography are determined with respect to the brute force attacks with current technology. While nowadays at least 128-bit...

Friday Squid Blogging: SQUID Band

A bagpipe and drum band: SQUID transforms traditional Bagpipe and Drum Band entertainment into a multi-sensory rush of excitement, featuring high energy bagpipes, pop music influences and visually stunning percussion! As usual, you can also use this squid post to talk about the security stories i...

China, Russia, Iran, and North Korea Intelligence Sharing

Former CISA Director Jen Easterly writes about a new international intelligence sharing co-op: Historically, China, Russia, Iran & North Korea have cooperated to some extent on military and intelligence matters, but differences in language, culture, politics & technological sophistication have...

Friday Squid Blogging: The Colossal Squid

Long article on the colossal squid. Blog moderation policy...

Screenshot-Reading Malware

Kaspersky is reporting on a new type of smartphone malware. The malware in question uses optical character recognition OCR to review a device's photo library, seeking screenshots of recovery phrases for crypto wallets. Based on their assessment, infected Google Play apps have been downloaded more...

US Treasury Department Sanctions Chinese Company Over Cyberattacks

From the Washington Post: The sanctions target Beijing Integrity Technology Group, which U.S. officials say employed workers responsible for the Flax Typhoon attacks which compromised devices including routers and internet-enabled cameras to infiltrate government and industrial targets in the...

Privacy of Photos.app’s Enhanced Visual Search

Initial speculation about a new Apple feature...

Mailbox Insecurity

It turns out that all cluster mailboxes in the Denver area have the same master key. So if someone robs a postal carrier, they can open any mailbox. I get that a single master key makes the whole system easier, but it's very fragile security...

Hacking Digital License Plates

Not everything needs to be digital and "smart." License plates, for example: Josep Rodriguez, a researcher at security firm IOActive, has revealed a technique to “jailbreak” digital license plates sold by Reviver, the leading vendor of those plates in the US with 65,000 plates already sold. By...

What Graykey Can and Can’t Unlock

This is from 404 Media: The Graykey, a phone unlocking and forensics tool that is used by law enforcement around the world, is only able to retrieve partial data from all modern iPhones that run iOS 18 or iOS 18.0.1, which are two recently released versions of Apple's mobile operating system,...

Security Analysis of the MERGE Voting Protocol

Interesting analysis: An Internet Voting System Fatally Flawed in Creative New Ways. Abstract: The recently published "MERGE" protocol is designed to be used in the prototype CAC-vote system. The voting kiosk and protocol transmit votes over the internet and then transmit voter-verifiable paper...

Subverting LLM Coders

Really interesting research: "An LLM-Assisted Easy-to-Trigger Backdoor Attack on Code Completion Models: Injecting Disguised Vulnerabilities against Strong Detection": Abstract : Large Language Models LLMs have transformed code completion tasks, providing context-based suggestions to boost...

Roger Grimes on Prioritizing Cybersecurity Advice

This is a good point: Part of the problem is that we are constantly handed lists…list of required controls…list of things we are being asked to fix or improve…lists of new projects…lists of threats, and so on, that are not ranked for risks. For example, we are often given a cybersecurity guidelin...

No, The Chinese Have Not Broken Modern Encryption Systems with a Quantum Computer

The headline is pretty scary: "China's Quantum Computer Scientists Crack Military-Grade Encryption." No, it's not true. This debunking saved me the trouble of writing one. It all seems to have come from this news article, which wasn't bad but was taken widely out of proportion. Cryptography is...

Cheating at Conkers

The men's world conkers champion is accused of cheating with a steel chestnut...

More Details on Israel Sabotaging Hezbollah Pagers and Walkie-Talkies

The Washington Post has a long and detailed story about the operation that's well worth reading alternate version here. The sales pitch came from a marketing official trusted by Hezbollah with links to Apollo. The marketing official, a woman whose identity and nationality officials declined to...

Friday Squid Blogging: Squid Game Season Two Teaser

The teaser for Squid Game Season Two dropped. Blog moderation policy...

Remotely Exploding Pagers

Wow. It seems they all exploded simultaneously, which means they were triggered. Were they each tampered with physically, or did someone figure out how to trigger a thermal runaway remotely? Supply chain attack? Malicious code update, or natural vulnerability? I have no idea, but I expect we will...

The CrowdStrike Outage and Market-Driven Brittleness

Fridays massive internet outage, caused by a mid-sized tech company called CrowdStrike, disrupted major airlines, hospitals, and banks. Nearly 7,000 flights were canceled. It took down 911 systems and factories, courthouses, and television stations. Tallying the total cost will take time. The...

Brett Solomon on Digital Rights

Brett Solomon is retiring from AccessNow after fifteen years as its Executive Director. Hes written a blog post about what hes learned and what comes next...

Public Surveillance of Bars

This article about an app that lets people remotely view bars to see if theyre crowded or not is filled with commentary--on both sides--about privacy and openness...

James Bamford on Section 702 Extension

Longtime NSA-watcher James Bamford has a long article on the reauthorization of Section 702 of the Foreign Intelligence Surveillance Act FISA...

Paul Nakasone Joins OpenAI’s Board of Directors

Former NSA Director Paul Nakasone has joined the board of OpenAI...

Friday Squid Blogging: Dana Squid Attacking Camera

Fantastic footage of a Dana squid attacking a camera at a depth of about a kilometer. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Read my blog posting guidelines here...

Unredacting Pixelated Text

Experiments in unredacting text that has been pixelated...

Friday Squid Blogging: Emotional Support Squid

When asked what makes this an "emotional support squid" and not just another stuffed animal, its creator says: Theyre emotional support squid because theyre large, and cuddly, but also cheerfully bright and derpy. They make great neck pillows and you can fidget with the arms and tentacles for...

Friday Squid Blogging: Squid Purses

Squid-shaped purses for sale. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Read my blog posting guidelines here...

X.com Automatically Changing Link Text but Not URLs

Brian Krebs reported that X formerly known as Twitter started automatically changing twitter.com links to x.com links. The problem is: 1 it changed any domain name that ended with "twitter.com," and 2 it only changed the links appearance anchortext, not the underlying URL. So if you were a clever...