Pharmacies Giving Patient Records to Police without Warrants

Add pharmacies to the list of industries that are giving private data to the police without a warrant...

Facial Recognition Systems in the US

A helpful summary of which US retail stores are using facial recognition, thinking about using it, or currently not planning on using it. This, of course, can all change without notice. Three years ago, I wrote that campaigns to ban facial recognition are too narrow. The problem here is...

Spying through Push Notifications

When you get a push notification on your Apple or Google phone, those notifications go through Apple and Google servers. Which means that those companies can spy on them--either for their own reasons or in response to government demands. Sen. Wyden is trying to get to the bottom of this: In a...

Breaking Laptop Fingerprint Sensors

Theyre not that good: Security researchers Jesse DAguanno and Timo Teräs write that, with varying degrees of reverse-engineering and using some external hardware, they were able to fool the Goodix fingerprint sensor in a Dell Inspiron 15, the Synaptic sensor in a Lenovo ThinkPad T14, and the ELAN...

Model Extraction Attack on Neural Networks

Adi Shamir et al. have a new model extraction attack on neural networks: Polynomial Time Cryptanalytic Extraction of Neural Network Models Abstract: Billions of dollars and countless GPU hours are currently spent on training Deep Neural Networks DNNs for a variety of tasks. Thus, it is essential ...

Buying Campaign Contributions as a Hack

The first Republican primary debate has a popularity threshold to determine who gets to appear: 40,000 individual contributors. Now there are a lot of conventional ways a candidate can get that many contributors. Doug Burgum came up with a novel idea: buy them: A long-shot contender at the bottom...

Friday Squid Blogging: Squid Can Edit Their RNA

This is just crazy: Scientists dont yet know for sure why octopuses, and other shell-less cephalopods including squid and cuttlefish, are such prolific editors. Researchers are debating whether this form of genetic editing gave cephalopods an evolutionary leg or tentacle up or whether the editing...

Micro-Star International Signing Key Stolen

Micro-Star International--aka MSI--had its UEFI signing key stolen last month. This raises the possibility that the leaked key could push out updates that would infect a computers most nether regions without triggering a warning. To make matters worse, Matrosov said, MSI doesnt have an automated...

Friday Squid Blogging: Giant Squid Video

A video--authentic, not a deep fake--of a giant squid close to the surface. 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...

Friday Squid Blogging: Creating Batteries Out of Squid Cells

This is fascinating: "When a squid ends up chipping what’s called its ring tooth, which is the nail underneath its tentacle, it needs to regrow that tooth very rapidly, otherwise it can’t claw its prey," he explains. This was intriguing news ­ and it sparked an idea in Hopkins lab where he’d been...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I’m speaking on “How to Reclaim Power in the Digital World” at EPFL in Lausanne, Switzerland, on Thursday, March 16, 2023, at 5:30 PM CET. I’ll be discussing my new book A Hacker’s Mind: How the Powerful Bend Society’s Rules at...

Friday Squid Blogging: We’re Almost at Flying Squid Drones

Researchers are prototyping multi-segment shapeshifter drones, which are "the precursors to flying squid-bots." As usual, you can also use this squid post to talk about the security stories in the news that I havent covered. Read my blog posting guidelines here...

Trojaned Windows Installer Targets Ukraine

Mandiant is reporting on a trojaned Windows installer that targets Ukrainian users. The installer was left on various torrent sites, presumably ensnaring people downloading pirated copies of the operating system: Mandiant uncovered a socially engineered supply chain operation focused on Ukrainian...

How to Surrender to a Drone

The Ukrainian army has released an instructional video explaining how Russian soldiers should surrender to a drone: "Seeing the drone in the field of view, make eye contact with it," the video instructs. Soldiers should then raise their arms and signal theyre ready to follow. After that the drone...

A Security Vulnerability in the KmsdBot Botnet

Security researchers found a software bug in the KmsdBot cryptomining botnet: With no error-checking built in, sending KmsdBot a malformed command­--like its controllers did one day while Akamai was watching­--created a panic crash with an "index out of range" error. Because theres no persistence...

Friday Squid Blogging: Squid Brains

Researchers have new evidence of how squid brains develop: Researchers from the FAS Center for Systems Biology describe how they used a new live-imaging technique to watch neurons being created in the embryo in almost real-time. They were then able to track those cells through the development of...

Friday Squid Blogging: Squid Purse

Perfect for an evening out. As usual, you can also use this squid post to talk about the security stories in the news that I havent covered. Read my blog posting guidelines here...

An Untrustworthy TLS Certificate in Browsers

The major browsers natively trust a whole bunch of certificate authorities, and some of them are really sketchy: Googles Chrome, Apples Safari, nonprofit Firefox and others allow the company, TrustCor Systems, to act as whats known as a root certificate authority, a powerful spot in the internets...

Friday Squid Blogging: On Squid Ink

Its aimed at children, but its a good primer. As usual, you can also use this squid post to talk about the security stories in the news that I havent covered. Read my blog posting guidelines here...

Attacking the Performance of Machine Learning Systems

Interesting research: "Sponge Examples: Energy-Latency Attacks on Neural Networks": Abstract: The high energy costs of neural network training and inference led to the use of acceleration hardware such as GPUs and TPUs. While such devices enable us to train large-scale neural networks in...

Friday Squid Blogging: Squid Changes Color from Black to Transparent

Neat video. 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...

Friday Squid Blogging: Strawberry Squid Video

Beautiful video shot off the California coast. 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...

Wyze Camera Vulnerability

Wyze ignored a vulnerability in its home security cameras for three years. Bitdefender, who discovered the vulnerability, let the company get away with it. In case youre wondering, no, that is not normal in the security community. While experts tell me that the concept of a "responsible disclosur...

Using EM Waves to Detect Malware

I dont even know what I think about this. Researchers have developed a malware detection system that uses EM waves: "Obfuscation Revealed: Leveraging Electromagnetic Signals for Obfuscated Malware Classification." Abstract: The Internet of Things IoT is constituted of devices that are exponential...

Fake QR Codes on Parking Meters

The City of Austin is warning about QR codes stuck to parking meters that take people to fraudulent payment sites...

People Are Increasingly Choosing Private Web Search

DuckDuckGo has had a banner year: And yet, DuckDuckGo. The privacy-oriented search engine netted more than 35 billion search queries in 2021, a 46.4% jump over 2020 23.6 billion. Thats big. Even so, the company, which bills itself as the "Internet privacy company," offering a search engine and...

Google Shuts Down Glupteba Botnet, Sues Operators

Google took steps to shut down the Glupteba botnet, at least for now. The botnet uses the bitcoin blockchain as a backup command-and-control mechanism, making it hard to get rid of it permanently. So Google is also suing the botnets operators. Its an interesting strategy. Lets see if its successf...

Intel Is Maintaining Legacy Technology for Security Research

Interesting: Intel’s issue reflects a wider concern: Legacy technology can introduce cybersecurity weaknesses. Tech makers constantly improve their products to take advantage of speed and power increases, but customers don’t always upgrade at the same pace. This creates a long tail of old product...

Drones Carrying Explosives

Weve now had an unsuccessful assassination attempt by explosive-laden drones...

US Blacklists NSO Group

The Israeli cyberweapons arms manufacturer -- and human rights violator, and probably war criminal -- NSO Group has been added to the US Department of Commerces trade blacklist. US companies and individuals cannot sell to them. Aside from the obvious difficulties this causes, itll make it harder...

US Postal Service Files Blockchain Voting Patent

The US Postal Service has filed a patent on a blockchain voting method: Abstract: A voting system can use the security of blockchain and the mail to provide a reliable voting system. A registered voter receives a computer readable code in the mail and confirms identity and confirms correct ballot...

New Report on Police Digital Forensics Techniques

According to a new CSIS report, "going dark" is not the most pressing problem facing law enforcement in the age of digital data: Over the past year, we conducted a series of interviews with federal, state, and local law enforcement officials, attorneys, service providers, and civil society groups...

DARPA Wants Research into Resilient Anonymous Communications

DARPA is funding research into resilient anonymous communications systems...

GCHQ Found -- and Disclosed -- a Windows 10 Vulnerability

Now this is good news. The UK's National Cyber Security Centre NCSC -- part of GCHQ -- found a serious vulnerability in Windows Defender their anti-virus component. Instead of keeping it secret and all of us vulnerable, it alerted Microsoft. I'd like believe the US does this, too...

Friday Squid Blogging: I Caught a Squid

On Wednesday I spent a day fishing, on a small boat out of Gloucester, MA. We caught many cod none of which we could keep, and a bunch of hake and mackerel all of which we could keep. And…I caught a squid! Near as I can tell, it's a longfin squid, sometimes called a Boston squid Doryteuthis Ameri...

Friday Squid Blogging: On Squid Egg Sacs

Short essay about squid egg sacs. 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...

Wireless Routers as Motion Detectors

Comcast has added motion detection as a feature to its wireless routers: The feature sends push notifications to users when motion is detected near a connected device, such as a TV or printer. It has different settings for when people are home, asleep, or away. The Xfinity app also lets users see...

LLMs and Contextual Integrity

I have been thinking a lot about AI and integrity. Part of that is contextual integrity. I recently found two papers on the topic. "CIMemories: A Compositional Benchmark for Contextual Integrity of Persistent Memory in LLMs": Abstract: Large Language Models LLMs increasingly use persistent memory...

Separating AI’s Technological Problems from Its Capitalism Problems

This essay was written with Nathan E. Sanders, and originally appeared inTech Policy Press. AI represents the first time we humans can do cognitive work outside of our bodies at scale. The only comparable moment is the early years of the industrial revolution, when new technologies like the steam...

US Bans All Foreign-Made Consumer Routers

This is for new routers; you don't have to throw away your existing ones: The Executive Branch determination noted that foreign-produced routers 1 introduce "a supply chain vulnerability that could disrupt the U.S. economy, critical infrastructure, and national defense" and 2 pose "a severe...

A Taxonomy of Cognitive Security

Last week, I listened to a fascinating talk by K. Melton on cognitive security, cognitive hacking, and reality pentesting. The slides from the talk are here, but--even better--Menton has a long essay laying out the basic concepts and ideas. The whole thing is important and well worth reading, and...

Possible New Result in Quantum Factorization

I'm skeptical about--and not qualified to review--this new result in factorization with a quantum computer, but if it's true it's a theoretical improvement in the speed of factoring large numbers with a quantum computer...

IoT Hack

Someone hacked an Italian ferry. It looks like the malware was installed by someone on the ferry, and not remotely...

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 and regional council elections in November...

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 being a ciphertext ...

Friday Squid Blogging: Pilot Whales Eat a Lot of Squid

Short-finned pilot wales Globicephala macrorhynchus eat at lot of squid: To figure out a short-finned pilot whale's caloric intake, Gough says, the team had to combine data from a variety of sources, including movement data from short-lasting tags, daily feeding rates from satellite tags, body...

On Hacking Back

Former DoJ attorney John Carlin writes about hackback, which he defines thus: "A hack back is a type of cyber response that incorporates a counterattack designed to proactively engage with, disable, or collect evidence about an attacker. Although hack backs can take on various forms, they are--­b...

Part Four of The Kryptos Sculpture

Two people found the solution. They used the power of research, not cryptanalysis, finding clues amongst the Sanborn papers at the Smithsonian's Archives of American Art. This comes as an awkward time, as Sanborn is auctioning off the solution. There were legal threats--I don't understand their...

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 Cambridge Public Library on October 22, 2025 at 6 PM ET. The event is sponsored by Harvard Bookstore. I’m giving a virtual talk about my book Rewiring Democracy at 1 PM ET on October 23, 2025...

New Cryptanalysis of the Fiat-Shamir Protocol

A couple of months ago, a new paper demonstrated some new attacks against the Fiat-Shamir transformation. Quanta published a good article that explains the results. This is a pretty exciting paper from a theoretical perspective, but I don't see it leading to any practical real-world cryptanalysis...