Showing only posts tagged Uncategorized. Show all posts.

The CrowdStrike Outage and Market-Driven Brittleness

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Friday’s 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 outage affected more than 8 …

Data Wallets Using the Solid Protocol

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I am the Chief of Security Architecture at Inrupt, Inc., the company that is commercializing Tim Berners-Lee’s Solid open W3C standard for distributed data ownership. This week, we announced a digital wallet based on the Solid architecture. Details are here, but basically a digital wallet is a repository …

Robot Dog Internet Jammer

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Supposedly the DHS has these : The robot, called “NEO,” is a modified version of the “Quadruped Unmanned Ground Vehicle” (Q-UGV) sold to law enforcement by a company called Ghost Robotics. Benjamine Huffman, the director of DHS’s Federal Law Enforcement Training Centers (FLETC), told police at the 2024 Border …

Criminal Gang Physically Assaulting People for Their Cryptocurrency

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This is pretty horrific :...a group of men behind a violent crime spree designed to compel victims to hand over access to their cryptocurrency savings. That announcement and the criminal complaint laying out charges against St. Felix focused largely on a single theft of cryptocurrency from an elderly North …

Cloudflare Reports that Almost 7% of All Internet Traffic Is Malicious

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6.8%, to be precise. From ZDNet : However, Distributed Denial of Service (DDoS) attacks continue to be cybercriminals’ weapon of choice, making up over 37% of all mitigated traffic. The scale of these attacks is staggering. In the first quarter of 2024 alone, Cloudflare blocked 4.5 million unique …

Hacking Scientific Citations

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Some scholars are inflating their reference counts by sneaking them into metadata: Citations of scientific work abide by a standardized referencing system: Each reference explicitly mentions at least the title, authors’ names, publication year, journal or conference name, and page numbers of the cited publication. These details are stored …

RADIUS Vulnerability

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New attack against the RADIUS authentication protocol: The Blast-RADIUS attack allows a man-in-the-middle attacker between the RADIUS client and server to forge a valid protocol accept message in response to a failed authentication request. This forgery could give the attacker access to network devices and services without the attacker …

Reverse-Engineering Ticketmaster’s Barcode System

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Interesting : By reverse-engineering how Ticketmaster and AXS actually make their electronic tickets, scalpers have essentially figured out how to regenerate specific, genuine tickets that they have legally purchased from scratch onto infrastructure that they control. In doing so, they are removing the anti-scalping restrictions put on the tickets by …

Model Extraction from Neural Networks

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A new paper, “Polynomial Time Cryptanalytic Extraction of Neural Network Models,” by Adi Shamir and others, uses ideas from differential cryptanalysis to extract the weights inside a neural network using specific queries and their results. This is much more theoretical than practical, but it’s a really interesting result …

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