Fitbit Evidence Used in Murder Investigation

Fitbit evidence is cited in an arrest warrant, stating that the device monitored steps by the victim after the suspect claimed she died...

FBI Extracts Deleted Signal Messages from iPhone Notification Database

404 Media reports alternate site: The FBI was able to forensically extract copies of incoming Signal messages from a defendant’s iPhone, even after the app was deleted, because copies of the content were saved in the device’s push notification database…. The news shows how forensic...

Using LLMs to Exploit Vulnerabilities

Interesting research: "Teams of LLM Agents can Exploit Zero-Day Vulnerabilities." Abstract: LLM agents have become increasingly sophisticated, especially in the realm of cybersecurity. Researchers have shown that LLM agents can exploit real-world vulnerabilities when given a description of the...

LLMs Acting Deceptively

New research: "Deception abilities emerged in large language models": Abstract: Large language models LLMs are currently at the forefront of intertwining AI systems with human communication and everyday life. Thus, aligning them with human values is of great importance. However, given the steady...

FBI Seizes BreachForums Website

The FBI has seized the BreachForums website, used by ransomware criminals to leak stolen corporate data. If law enforcement has gained access to the hacking forums backend data, as they claim, they would have email addresses, IP addresses, and private messages that could expose members and be use...

Backdoor in XZ Utils That Almost Happened

Last week, the Internet dodged a major nation-state attack that would have had catastrophic cybersecurity repercussions worldwide. It’s a catastrophe that didn’t happen, so it won’t get much attention--but it should. There’s an important moral to the story of the attack and its discovery: The...

Security Vulnerability of HTML Emails

This is a newly discovered email vulnerability: The email your manager received and forwarded to you was something completely innocent, such as a potential customer asking a few questions. All that email was supposed to achieve was being forwarded to you. However, the moment the email appeared in...

Ross Anderson

Ross Anderson unexpectedly passed away Thursday night in, I believe, his home in Cambridge. I cant remember when I first met Ross. Of course it was before 2008, when we created the Security and Human Behavior workshop. It was well before 2001, when we created the Workshop on Economics and...

Deepfake Fraud

A deepfake video conference call--with everyone else on the call a fake--fooled a finance worker into sending $25M to the criminals account...

Hacking the High School Grading System

Interesting New York Times article about high-school students hacking the grading system. Whats not helping? The policies many school districts are adopting that make it nearly impossible for low-performing students to fail--they have a grading floor under them, they know it, and that allows them...

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...

Friday Squid Blogging: 2023 Squid Oil Global Market Report

I had no idea that squid contain sufficient oil to be worth extracting. 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...

Security Risks of New .zip and .mov Domains

Researchers are worried about Googles .zip and .mov domains, because they are confusing. Mistaking a URL for a filename could be a security vulnerability...

NIST Draft Document on Post-Quantum Cryptography Guidance

NIST has released a draft of Special Publication1800-38A: "Migration to Post-Quantum Cryptography: Preparation for Considering the Implementation and Adoption of Quantum Safe Cryptography." Its only four pages long, and it doesnt have a lot of detail--more "volumes" are coming, with more...

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...

Qatar Spyware

Everyone visiting Qatar for the World Cup needs to install spyware on their phone. Everyone travelling to Qatar during the football World Cup will be asked to download two apps called Ehteraz and Hayya. Briefly, Ehteraz is an covid-19 tracking app, while Hayya is an official World Cup app used to...

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...

On the Dangers of Cryptocurrencies and the Uselessness of Blockchain

Earlier this month, I and others wrote a letter to Congress, basically saying that cryptocurrencies are an complete and total disaster, and urging them to regulate the space. Nothing in that letter is out of the ordinary, and is in line with what I wrote about blockchain in 2019. In response,...

AirTags Are Used for Stalking Far More than Previously Reported

Ever since Apple introduced AirTags, security people have warned that they could be used for stalking. But while there have been a bunch of anecdotal stories, this is the first vaguely scientific survey: Motherboard requested records mentioning AirTags in a recent eight month period from dozens o...

Friday Squid Blogging: UK Recognizes Squid as Sentient Beings

This seems big: The UK government has officially included decapod crustaceans-including crabs, lobsters, and crayfish-and cephalopod mollusks-including octopuses, squid, and cuttlefish-in its Animal Welfare Sentience Bill. This means they are now recognized as "sentient beings" in the UK. As usua...

“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,...

Iranian State-Sponsored Hacking Attempts

Interesting attack: Masquerading as UK scholars with the University of Londons School of Oriental and African Studies SOAS, the threat actor TA453 has been covertly approaching individuals since at least January 2021 to solicit sensitive information. The threat actor, an APT who we assess with hi...

More Biden Cybersecurity Nominations

News: President Biden announced key cybersecurity leadership nominations Monday, proposing Jen Easterly as the next head of the Cybersecurity and Infrastructure Security Agency and John "Chris" Inglis as the first ever national cyber director NCD. I know them both, and think theyre both good...

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...

Undermining Democracy

Last Thursday, Rudy Giuliani, a Trump campaign lawyer, alleged a widespread voting conspiracy involving Venezuela, Cuba, and China. Another lawyer, Sidney Powell, argued that Mr. Trump won in a landslide, the entire election in swing states should be overturned and the legislatures should make su...

Interview with the Author of the 2000 Love Bug Virus

No real surprises, but we finally have the story. The story he went on to tell is strikingly straightforward. De Guzman was poor, and internet access was expensive. He felt that getting online was almost akin to a human right a view that was ahead of its time. Getting access required a password, ...

How the FIN7 Cybercrime Gang Operates

The Grugq has written an excellent essay on how the Russian cybercriminal gang FIN7 operates. An excerpt: The secret of FIN7’s success is their operational art of cyber crime. They managed their resources and operations effectively, allowing them to successfully attack and exploit hundreds of...

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 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...

Images in Eye Reflections

In Japan, a cyberstalker located his victim by enhancing the reflections in her eye, and using that information to establish a location. Reminds me of the image enhancement scene in Blade Runner. That was science fiction, but now image resolution is so good that we have to worry about it...

Update on NIST's Post-Quantum Cryptography Program

NIST has posted an update on their post-quantum cryptography program: After spending more than three years examining new approaches to encryption and data protection that could defeat an assault from a quantum computer, the National Institute of Standards and Technology NIST has winnowed the 69...

Adversarial Machine Learning and the CFAA

I just co-authored a paper on the legal risks of doing machine learning research, given the current state of the Computer Fraud and Abuse Act: Abstract: Adversarial Machine Learning is booming with ML researchers increasingly targeting commercial ML systems such as those used in Facebook, Tesla,...

Nation-State Espionage Campaigns against Middle East Defense Contractors

Report on espionage attacks using LinkedIn as a vector for malware, with details and screenshots. They talk about "several hints suggesting a possible link" to the Lazarus group aka North Korea, but that's by no means definite. As part of the initial compromise phase, the Operation Interception...

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...

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,...

ILOVEYOU Virus

It's the twentieth anniversary of the ILOVEYOU virus, and here are three interesting articles about it and its effects on software design...

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...

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...

Privacy and Security of Data at Universities

Interesting paper: "Open Data, Grey Data, and Stewardship: Universities at the Privacy Frontier," by Christine Borgman: Abstract: As universities recognize the inherent value in the data they collect and hold, they encounter unforeseen challenges in stewarding those data in ways that balance...

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...

John Mueller and Mark Stewart on the Risks of Terrorism

Another excellent paper by the Mueller/Stewart team: "Terrorism and Bathtubs: Comparing and Assessing the Risks": Abstract: The likelihood that anyone outside a war zone will be killed by an Islamist extremist terrorist is extremely small. In the United States, for example, some six people have...

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...

Dan Geer on the Dangers of Computer-Only Systems

A good warning, delivered in classic Dan Geer style...

Internet Security Threats at the Olympics

There are a lot: The cybersecurity company McAfee recently uncovered a cyber operation, dubbed Operation GoldDragon, attacking South Korean organizations related to the Winter Olympics. McAfee believes the attack came from a nation state that speaks Korean, although it has no definitive proof tha...