AI News
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Critical n8n Flaws Enable Remote Code Execution and Credential Theft
n8n addresses four critical vulnerabilities (CVSS 9.4-9.5) allowing unauthenticated RCE via Form nodes and sandbox escapes, risking exposure of global encryption keys and stored credentials.
Building a GPT-2 Level LLM for $100: Analyzing Karpathy's nanochat Pipeline
Andrej Karpathy's nanochat project demonstrates how to train a GPT-2 level LLM for just $100 in two hours, significantly reducing costs from $43,000 in 2019. It provides a complete pipeline from tokenization to SFT, making high-performance model training accessible to engineers.
Researchers Trick Perplexity's Comet AI Browser Into Phishing Scam in Under Four Minutes
Researchers used GAN-trained phishing pages to compromise Perplexity’s Comet AI browser in under four minutes, demonstrating a shift from human-targeted to AI-targeted attack surfaces.
Mastering System Design for Backend Engineers: Scalability, APIs, and Architecture
A comprehensive technical guide to building scalable backend systems for 10 million users, covering microservices, API protocols like gRPC and GraphQL, and database optimization strategies for high-performance backend engineering and Laravel applications.