Real-World Steganography

From an article about Zheng Xiaoqing, an American convicted of spying for China: According to a Department of Justice DOJ indictment, the US citizen hid confidential files stolen from his employers in the binary code of a digital photograph of a sunset, which Mr Zheng then mailed to himself...

Friday Squid Blogging: How to Buy Fresh or Frozen Squid

Good advice on buying squid. I like to buy whole fresh squid and clean it myself. 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...

Recovering Smartphone Voice from the Accelerometer

Yet another smartphone side-channel attack: "EarSpy: Spying Caller Speech and Identity through Tiny Vibrations of Smartphone Ear Speakers": Abstract: Eavesdropping from the users smartphone is a well-known threat to the users safety and privacy. Existing studies show that loudspeaker reverberatio...

Friday Squid Blogging: Injured Giant Squid and Paddleboarder

Heres a video--I dont know where its from--of an injured juvenile male giant squid grabbing on to a paddleboard. 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...

Apple Patches iPhone Zero-Day

The most recent iPhone update--to version 16.1.2--patches a zero-day vulnerability that "may have been actively exploited against versions of iOS released before iOS 15.1." News: Apple said security researchers at Googles Threat Analysis Group, which investigates nation state-backed spyware,...

Reimagining Democracy

Last week, I hosted a two-day workshop on reimagining democracy. The idea was to bring together people from a variety of disciplines who are all thinking about different aspects of democracy, less from a "what we need to do today" perspective and more from a blue-sky future perspective. My remit ...

Sirius XM Software Vulnerability

This is new: Newly revealed research shows that a number of major car brands, including Honda, Nissan, Infiniti, and Acura, were affected by a previously undisclosed security bug that would have allowed a savvy hacker to hijack vehicles and steal user data. According to researchers, the bug was i...

Apple’s Device Analytics Can Identify iCloud Users

Researchers claim that supposedly anonymous device analytics information can identify users: On Twitter, security researchers Tommy Mysk and Talal Haj Bakry have found that Apples device analytics data includes an iCloud account and can be linked directly to a specific user, including their name,...

New Book: A Hacker’s Mind

I have a new book coming out in February. Its about hacking. A Hackers Mind: How the Powerful Bend Societys Rules, and How to Bend them Back isnt about hacking computer systems; its about hacking more general economic, political, and social systems. It generalizes the term hack as a means of...

Inserting a Backdoor into a Machine-Learning System

Interesting research: "ImpNet: Imperceptible and blackbox-undetectable backdoors in compiled neural networks, by Tim Clifford, Ilia Shumailov, Yiren Zhao, Ross Anderson, and Robert Mullins: Abstract: Early backdoor attacks against machine learning set off an arms race in attack and defence...

Prompt Injection/Extraction Attacks against AI Systems

This is an interesting attack I had not previously considered. The variants are interesting, and I think were just starting to understand their implications...

New Linux Cryptomining Malware

Its pretty nasty: The malware was dubbed "Shikitega" for its extensive use of the popular Shikata Ga Nai polymorphic encoder, which allows the malware to "mutate" its code to avoid detection. Shikitega alters its code each time it runs through one of several decoding loops that AT&T said each...

Montenegro Is the Victim of a Cyberattack

Details are few, but Montenegro has suffered a cyberattack: A combination of ransomware and distributed denial-of-service attacks, the onslaught disrupted government services and prompted the country’s electrical utility to switch to manual control. … But the attack against Montenegro’s...

FTC Sues Data Broker

This is good news: The Federal Trade Commission FTC has sued Kochava, a large location data provider, for allegedly selling data that the FTC says can track people at reproductive health clinics and places of worship, according to an announcement from the agency. "Defendants violations are in...

Friday Squid Blogging: Evolution of the Vampire Squid

Short article on the evolution of the vampire squid. 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...

Critical Vulnerabilities in GPS Trackers

This is a dangerous vulnerability: An assessment from security firm BitSight found six vulnerabilities in the Micodus MV720, a GPS tracker that sells for about $20 and is widely available. The researchers who performed the assessment believe the same critical vulnerabilities are present in other...

Friday Squid Blogging: Squid Inks Fisherman

Short 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...

Nigerian Prison Break

There was a massive prison break in Abuja, Nigeria: Armed with bombs, Rocket Propelled Grenade RPGs and General Purpose Machine Guns GPMG, the attackers, who arrived at about 10:05 p.m. local time, gained access through the back of the prison, using dynamites to destroy the heavily fortified...

Leaking Military Secrets on Gaming Discussion Boards

People are leaking classified military information on discussion boards for the video game War Thunder to win arguments--repeatedly...

Malware-Infested Smart Card Reader

Brian Krebs has an interesting story of a smart ID card reader with a malware-infested Windows driver, and US government employees who inadvertently buy and use them. But by all accounts, the potential attack surface here is enormous, as many federal employees clearly will purchase these readers...

The Justice Department Will No Longer Charge Security Researchers with Criminal Hacking

Following a recent Supreme Court ruling, the Justice Department will no longer prosecute "good faith" security researchers with cybercrimes: The policy for the first time directs that good-faith security research should not be charged. Good faith security research means accessing a computer solel...

Friday Squid Blogging: Squid Street Art

Pretty. 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...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I’m speaking on “Securing a World of Physically Capable Computers” at OWASP Belgium’s chapter meeting in Antwerp, Belgium, on May 17, 2022. I’m speaking at Future Summits in Antwerp, Belgium, on May 18, 2022. I’m speaking at IT-S N...

Apple Mail Now Blocks Email Trackers

Apple Mail now blocks email trackers by default. Most email newsletters you get include an invisible "image," typically a single white pixel, with a unique file name. The server keeps track of every time this "image" is opened and by which IP address. This quirk of internet history means that...

Friday Squid Blogging: Ten-Foot Long Squid Washed onto Japanese Shore — ALIVE

This is rare: An about 3-meter-long giant squid was found stranded on a beach here on April 20, in what local authorities said was a rare occurrence. At around 10 a.m., a nearby resident spotted the squid at Ugu beach in Obama, Fukui Prefecture, on the Sea of Japan coast. According to the Obama...

Friday Squid Blogging: Squid Skin–Inspired Insulating Material

Interesting: Drawing inspiration from cephalopod skin, engineers at the University of California, Irvine invented an adaptive composite material that can insulate beverage cups, restaurant to-go bags, parcel boxes and even shipping containers. … "The metal islands in our composite material are ne...

Undetectable Backdoors in Machine-Learning Models

New paper: "Planting Undetectable Backdoors in Machine Learning Models": Abstract: Given the computational cost and technical expertise required to train machine learning models, users may delegate the task of learning to a service provider. We show how a malicious learner can plant an undetectab...

Industrial Control System Malware Discovered

The Department of Energy, CISA, the FBI, and the NSA jointly issued an advisory describing a sophisticated piece of malware called Pipedream thats designed to attack a wide range of industrial control systems. This is clearly from a government, but no attribution is given. Theres also no indicati...

Russian Cyberattack against Ukrainian Power Grid Prevented

A Russian cyberweapon, similar to the one used in 2016, was detected and removed before it could be used. Key points: ESET researchers collaborated with CERT-UA to analyze the attack against the Ukrainian energy company The destructive actions were scheduled for 2022-04-08 but artifacts suggest...

Friday Squid Blogging: Do Squid Have Emotions?

Scientists are now debating whether octopuses, squid, and crabs have emotions. Short answer: we dont know, but cant rule it out. There may be a point when humans can no longer assume that crayfish, shrimp, and other invertebrates dont feel pain and other emotions. "If they can no longer be...

Linux Improves Its Random Number Generator

In kernel version 5.17, both /dev/random and /dev/urandom have been replaced with a new -- identical -- algorithm based on the BLAKE2 hash function, which is an excellent security improvement...

Friday Squid Blogging: The Costs of Unregulated Squid Fishing

Greenpeace has published a report, "Squids in the Spotlight," on the extent and externalities of global squid fishing. News article. 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...

Where’s the Russia-Ukraine Cyberwar?

It has been interesting to notice how unimportant and ineffective cyber operations have been in the Russia-Ukraine war. Russia launched a wiper against Ukraine at the beginning, but it was found and neutered. Near as I can tell, the only thing that worked was the disabling of regional KA-SAT SATC...

Details of an NSA Hacking Operation

Pangu Lab in China just published a report of a hacking operation by the Equation Group aka the NSA. It noticed the hack in 2013, and was able to map it with Equation Group tools published by the Shadow Brokers aka some Russian group. …the scope of victims exceeded 287 targets in 45 countries,...

Possible Government Surveillance of the Otter.ai Transcription App

A reporter interviews a Uyghur human-rights advocate, and uses the Otter.ai transcription app. The next day, I received an odd note from Otter.ai, the automated transcription app that I had used to record the interview. It read: “Hey Phelim, to help us improve your Otter’s experience, what was th...

Vendors are Fixing Security Flaws Faster

Googles Project Zero is reporting that software vendors are patching their code faster. tl;dr In 2021, vendors took an average of 52 days to fix security vulnerabilities reported from Project Zero. This is a significant acceleration from an average of about 80 days 3 years ago. In addition to the...

Secret CIA Data Collection Program

Two US senators claim that the CIA has been running an unregulated -- and almost certainly illegal -- mass surveillance program on Americans. The senators statement. Some declassified information from the CIA. No real details yet...

Friday Squid Blogging: Climate Change Causing “Squid Bloom” along Pacific Coast

The oceans are warmer, which means more squid. 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: The Far Side Squid Comic

The Far Side is always good for a squid reference. Heres a recent one. 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...

MacOS Zero-Day Used against Hong Kong Activists

Google researchers discovered a MacOS zero-day exploit being used against Hong Kong activists. It was a "watering hole" attack, which means the malware was hidden in a legitimate website. Users visiting that website would get infected. From an article: Googles researchers were able to trigger the...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I’ll be speaking at an Informa event on November 29, 2021. Details to come. The list is maintained on this page...

Friday Squid Blogging: Possible Evidence of Squid Paternal Care

Researchers have found possible evidence of paternal care among bigfin reef squid. 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 Relying on a Single Smartphone

Isracard used a single cell phone to communicate with credit card clients, and receive documents via WhatsApp. An employee stole the phone. He reformatted the phone and replaced the SIM card, which was oddly the best possible outcome, given the circumstances. Using the data to steal money would...

Friday Squid Blogging: Calamari vs. Squid

St. Louis Magazine answers the important question: "Is there a difference between calamari and squid?" Short answer: no. 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...

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...

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...

Android Apps Stealing Facebook Credentials

Google has removed 25 Android apps from its store because they steal Facebook credentials: Before being taken down, the 25 apps were collectively downloaded more than 2.34 million times. The malicious apps were developed by the same threat group and despite offering different features, under the...

Security and Human Behavior (SHB 2018)

I'm at Carnegie Mellon University, at the eleventh Workshop on Security and Human Behavior. SHB is a small invitational gathering of people studying various aspects of the human side of security, organized each year by Alessandro Acquisti, Ross Anderson, and myself. The 50 or so people in the roo...

IoT Inspector Tool from Princeton

Researchers at Princeton University have released IoT Inspector, a tool that analyzes the security and privacy of IoT devices by examining the data they send across the Internet. They've already used the tool to study a bunch of different IoT devices. From their blog post: Finding 3: Many IoT...

Jumping Air Gaps

Nice profile of Mordechai Guri, who researches a variety of clever ways to steal data over air-gapped computers. Guri and his fellow Ben-Gurion researchers have shown, for instance, that it's possible to trick a fully offline computer into leaking data to another nearby device via the noise its...