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Most criminal cryptocurrency is funneled through just 5 exchanges

Enlarge (credit: Eugene Mymrin/Getty Images) For years, the cryptocurrency economy has been rife with black market sales, theft, ransomware, and money laundering—despite the strange fact that in that economy, practically every transaction is written into a blockchain’s permanent, unchangeable ledger. But new evidence suggests that years of advancements in blockchain tracing and crackdowns on that...

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#GermanyRIP. Kremlin-loyal hacktivists wage DDoSes to retaliate for tank aid

Enlarge / An iteration of what happens when your site gets shut down by a DDoS attack. Threat actors loyal to the Kremlin have stepped up attacks in support of its invasion of Ukraine, with denial-of-service attacks hitting German banks and other organizations and the unleashing of a new destructive data wiper on Ukraine. Germany’s...

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Pivot to ChatGPT? BuzzFeed preps for AI-written content while CNET fumbles

Enlarge / An AI-generated image of a robot typewriter-journalist hard at work. (credit: Ars Technica) On Thursday, an internal memo obtained by The Wall Street Journal revealed that BuzzFeed is planning to use ChatGPT-style text synthesis technology from OpenAI to create individualized quizzes and potentially other content in the future. After the news hit, BuzzFeed’s...

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Deepfakes for scrawl: With handwriting synthesis, no pen is necessary

Enlarge / An example of computer-synthesized handwriting generated by Calligrapher.ai. (credit: Ars Technica) Thanks to a free web app called calligrapher.ai, anyone can simulate handwriting with a neural network that runs in a browser via JavaScript. After typing a sentence, the site renders it as handwriting in nine different styles, each of which is adjustable...