New Revelations from the Snowden Documents

Jake Appelbaums PhD thesis contains several new revelations from the classified NSA documents provided to journalists by Edward Snowden. Nothing major, but a few more tidbits. Kind of amazing that that all happened ten years ago. At this point, those documents are more historical than anything...

White House Announces AI Cybersecurity Challenge

At Black Hat last week, the White House announced an AI Cyber Challenge. Gizmodo reports: The new AI cyber challenge which is being abbreviated "AIxCC" will have a number of different phases. Interested would-be competitors can now submit their proposals to the Small Business Innovation Research...

LLMs and Phishing

Heres an experiment being run by undergraduate computer science students everywhere: Ask ChatGPT to generate phishing emails, and test whether these are better at persuading victims to respond or click on the link than the usual spam. Its an interesting experiment, and the results are likely to...

Another Malware with Persistence

Heres a piece of Chinese malware that infects SonicWall security appliances and survives firmware updates. On Thursday, security firm Mandiant published a report that said threat actors with a suspected nexus to China were engaged in a campaign to maintain long-term persistence by running malware...

Banning TikTok

Congress is currently debating bills that would ban TikTok in the United States. We are here as technologists to tell you that this is a terrible idea and the side effects would be intolerable. Details matter. There are several ways Congress might ban TikTok, each with different efficacies and si...

Defending against AI Lobbyists

When is it time to start worrying about artificial intelligence interfering in our democracy? Maybe when an AI writes a letter to The New York Times opposing the regulation of its own technology. That happened last month. And because the letter was responding to an essay we wrote, were starting t...

Apple Is Finally Encrypting iCloud Backups

After way too many years, Apple is finally encrypting iCloud backups: Based on a screenshot from Apple, these categories are covered when you flip on Advanced Data Protection: device backups, messages backups, iCloud Drive, Notes, Photos, Reminders, Safari bookmarks, Siri Shortcuts, Voice Memos,...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: Im speaking as part of a Geneva Centre for Security Policy course on Cyber Security in the Context of International Security, online, on September 22, 2022. Im speaking at IT-Security INSIDE 2022 in Zurich, Switzerland, on Septembe...

Friday Squid Blogging: The Language of the Jumbo Flying Squid

The jumbo flying squid Dosidicus gigas uses its color-changing ability as a language: In 2020, however, marine biologists discovered that jumbo flying squid are surprisingly coordinated. Despite their large numbers, the squid rarely bumped into each other or competed for the same prey. The...

NIST’s Post-Quantum Cryptography Standards

Quantum computing is a completely new paradigm for computers. A quantum computer uses quantum properties such as superposition, which allows a qubit a quantum bit to be neither 0 nor 1, but something much more complicated. In theory, such a computer can solve problems too complex for conventional...

Samsung Encryption Flaw

Researchers have found a major encryption flaw in 100 million Samsung Galaxy phones. From the abstract: In this work, we expose the cryptographic design and implementation of Androids Hardware-Backed Keystore in Samsungs Galaxy S8, S9, S10, S20, and S21 flagship devices. We reversed-engineered an...

Apple’s Private Relay Is Being Blocked

Some European cell phone carriers, and now T-Mobile, are blocking Apples Private Relay anonymous browsing feature. This could be an interesting battle to watch. Slashdot thread...

“Crypto” Means “Cryptography,” Not “Cryptocurrency”

I have long been annoyed that the word "crypto" has been co-opted by the blockchain people, and no longer refers to "cryptography." Im not the only one...

Recovering Real Faces from Face-Generation ML System

New paper: "This Person Probably Exists. Identity Membership Attacks Against GAN Generated Faces. Abstract: Recently, generative adversarial networks GANs have achieved stunning realism, fooling even human observers. Indeed, the popular tongue-in-cheek website http://thispersondoesnotexist.com,...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I’m keynoting CIISec Live—an all-online event—September 15-16, 2021. I’m speaking at the Infosecurity Magazine EMEA Autumn Online Summit on September 21, 2021. I’m speaking at the Cybersecurity and Data Privacy Law Conference in...

Tetris: Chinese Espionage Tool

Im starting to see writings about a Chinese espionage tool that exploits website vulnerabilities to try and identify Chinese dissidents...

No, RSA Is Not Broken

I have been seeing this paper by cryptographer Peter Schnorr making the rounds: "Fast Factoring Integers by SVP Algorithms." It describes a new factoring method, and its abstract ends with the provocative sentence: "This destroys the RSA cryptosystem." It does not. At best, its an improvement in...

Web Credit Card Skimmer Steals Data from Another Credit Card Skimmer

MalwareBytes is reporting a weird software credit card skimmer. It harvests credit card data stolen by another, different skimmer: Even though spotting multiple card skimmer scripts on the same online shop is not unheard of, this one stood out due to its highly specialized nature. "The threat...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: Im speaking online at Western Washington University on January 20, 2021. Details to come. I’ll be speaking at an Informa event on February 28, 2021. Details to come. The list is maintained on this page...

Reverse-Engineering the Redactions in the Ghislaine Maxwell Deposition

Slate magazine was able to cleverly read the Ghislaine Maxwell deposition and reverse-engineer many of the redacted names. Weve long known that redacting is hard in the modern age, but most of the failures to date have been a result of not realizing that covering digital text with a black bar...

Google Responds to Warrants for “About” Searches

One of the things we learned from the Snowden documents is that the NSA conducts "about" searches. That is, searches based on activities and not identifiers. A normal search would be on a name, or IP address, or phone number. An about search would something like "show me anyone that has used this...

Friday Squid Blogging: After Squidnight

Review of a squid-related childrens book. 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...

Ranking National Cyber Power

Harvard Kennedy Schools Belfer Center published the "National Cyber Power Index 2020: Methodology and Analytical Considerations." The rankings: 1. US, 2. China, 3. UK, 4. Russia, 5. Netherlands, 6. France, 7. Germany, 8. Canada, 9. Japan, 10. Australia, 11. Israel. More countries are in the...

US Space Cybersecurity Directive

The Trump Administration just published "Space Policy Directive - 5": "Cybersecurity Principles for Space Systems." Its pretty general: Principles. a Space systems and their supporting infrastructure, including software, should be developed and operated using risk-based, cybersecurity-informed...

More on NIST's Post-Quantum Cryptography

Back in July, NIST selected third-round algorithms for its post-quantum cryptography standard. Recently, Daniel Apon of NIST gave a talk detailing the selection criteria. Interesting stuff. NOTE: We're in the process of moving this blog to Wordpress. Comments will be disabled until the move it...

Hacking AI-Graded Tests

The company Edgenuity sells AI systems for grading tests. Turns out that they just search for keywords without doing any actual semantic analysis...

Security and Human Behavior (SHB) 2020

Today is the second day of the thirteenth Workshop on Security and Human Behavior. It's being hosted by the University of Cambridge, which in today's world means we're all meeting on Zoom. SHB is a small, annual, invitational workshop of people studying various aspects of the human side of...

Theft of CIA's "Vault Seven" Hacking Tools Due to Its Own Lousy Security

The Washington Post is reporting on an internal CIA report about its "Vault 7" security breach: The breach -- allegedly committed by a CIA employee -- was discovered a year after it happened, when the information was published by WikiLeaks, in March 2017. The anti-secrecy group dubbed the release...

Gene Spafford on Internet Voting

Good interview...

Used Tesla Components Contain Personal Information

Used Tesla components, sold on eBay, still contain personal information, even after a factory reset. This is a decades-old problem. It's a problem with used hard drives. It's a problem with used photocopiers and printers. It will be a problem with IoT devices. It'll be a problem with everything,...

A US Data Protection Agency

The United States is one of the few democracies without some formal data protection agency, and we need one. Senator Gillibrand just proposed creating one...

Details of an Airbnb Fraud

This is a fascinating article about a bait-and-switch Airbnb fraud. The article focuses on one particular group of scammers and how they operate, using the fact that Airbnb as a company doesn't do much to combat fraud on its platform. But I am more interested in how the fraudsters essentially...

G7 Comes Out in Favor of Encryption Backdoors

From a G7 meeting of interior ministers in Paris this month, an "outcome document": Encourage Internet companies to establish lawful access solutions for their products and services, including data that is encrypted, for law enforcement and competent authorities to access digital evidence, when i...

The DoJ's Secret Legal Arguments to Break Cryptography

Earlier this year, the US Department of Justice made a series of legal arguments as to why Facebook should be forced to help the government wiretap Facebook Messenger. Those arguments are still sealed. The ACLU is suing to make them public...

That Bloomberg Supply-Chain-Hack Story

Back in October, Bloomberg reported that China has managed to install backdoors into server equipment that ended up in networks belonging to -- among others -- Apple and Amazon. Pretty much everybody has denied it including the US DHS and the UK NCSC. Bloomberg has stood by its story -- and is...

Detecting Credit Card Skimmers

Interesting research paper: "Fear the Reaper: Characterization and Fast Detection of Card Skimmers": Abstract: Payment card fraud results in billions of dollars in losses annually. Adversaries increasingly acquire card data using skimmers, which are attached to legitimate payment devices includin...

Public Shaming of Companies for Bad Security

Troy Hunt makes some good points, with good examples...

Cheating in Bird Racing

I've previously written about people cheating in marathon racing by driving -- or otherwise getting near the end of the race by faster means than running. In China, two people were convicted of cheating in a pigeon race: The essence of the plan involved training the pigeons to believe they had tw...

Department of Commerce Report on the Botnet Threat

Last month, the US Department of Commerce released a report on the threat of botnets and what to do about it. I note that it explicitly said that the IoT makes the threat worse, and that the solutions are largely economic. The Departments determined that the opportunities and challenges in workin...

Bypassing Passcodes in iOS

Last week, a story was going around explaining how to brute-force an iOS password. Basically, the trick was to plug the phone into an external keyboard and trying every PIN at once: We reported Friday on Hickey's findings, which claimed to be able to send all combinations of a user's possible...

New Data Privacy Regulations

When Marc Zuckerberg testified before both the House and the Senate last month, it became immediately obvious that few US lawmakers had any appetite to regulate the pervasive surveillance taking place on the Internet. Right now, the only way we can force these companies to take our privacy more...

Kidnapping Fraud

Fake kidnapping fraud: "Most commonly we have unsolicited calls to potential victims in Australia, purporting to represent the people in authority in China and suggesting to intending victims here they have been involved in some sort of offence in China or elsewhere, for which they're being held...

Accessing Cell Phone Location Information

The New York Times is reporting about a company called Securus Technologies that gives police the ability to track cell phone locations without a warrant: The service can find the whereabouts of almost any cellphone in the country within seconds. It does this by going through a system typically...

Interesting Article on Marcus Hutchins

This is a good article on the complicated story of hacker Marcus Hutchins...

Websites Use Session-Replay Scripts to Eavesdrop on Every Keystroke and Mouse Movement

The security researchers at Princeton are posting You may know that most websites have third-party analytics scripts that record which pages you visit and the searches you make. But lately, more and more sites use "session replay" scripts. These scripts record your keystrokes, mouse movements, an...

Vulnerability in Amazon Key

Amazon Key is an IoT door lock that can enable one-time access codes for delivery people. To further secure that system, Amazon sells Cloud Cam, a camera that watches the door to ensure that delivery people don't abuse their one-time access privilege. Cloud Cam has been hacked: But now security...

Separating the Paranoid from the Hacked

Sad story of someone whose computer became owned by a griefer: The trouble began last year when he noticed strange things happening: files went missing from his computer; his Facebook picture was changed; and texts from his daughter didn't reach him or arrived changed. "Nobody believed me," says...

Friday Squid Blogging: Squid and Chips

The excellent Montreal chef Marc-Olivier Frappier, of Joe Beef fame, has created a squid and chips dish for Brit & Chips restaurant. 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...

Yacht Security

Turns out, multi-million dollar yachts are no more secure than anything else out there: The ease with which ocean-going oligarchs or other billionaires can be hijacked on the high seas was revealed at a superyacht conference held in a private members club in central London this week. ... Murray, ...

Facebook's Observations on Information Operations and the 2016 US Election

Facebook published paper on the information operations it has seen, as well as some observations regarding the recent US election. It's interesting reading...