July 12, 2026 tech news: xAI Grok CLI Leaks Entire Repositories; Browser Math Fingerprinting Exposed; Vinton Cerf Announces Retirement; Irish Data Centers Consume 23% of National Power; Claude Code vs. OpenCode: Token Overhead War; Nvidia's Circular Financing of 'Neoclouds'; Mesh LLM: Distributed Peer-to-Peer AI.
xAI Grok CLI Leaks Entire Repositories A security teardown proves xAI’s Grok Build CLI transmits unredacted secrets and full repository snapshots to Google Cloud Storage by default. Even when explicitly told not to read files, the tool uploads the entire codebase as a git bundle, creating a massive data exfiltration risk for developers. https://gist.github.com/cereblab/dc9a40bc26120f4540e4e09b75ffb547 Browser Math Fingerprinting Exposed Anti-bot systems can now identify a user’s operating system by analyzing the last bits of mathematical calculations. Because different OS math libraries round numbers differently, a single call to Math.tanh can betray whether a browser is running on Windows, macOS, or Linux, bypassing traditional User-Agent spoofing. ...