TrapDoor Supply Chain Attack Spreads Credential-Stealing Malware via npm, PyPI, and Crates.ioA coordinated cross-ecosystem supply chain attack campaign called TrapDoor has targeted npm, PyPI, and Crates.io to distribute credential-stealing malware across 34 malicious packages affecting crypto, DeFi, Solana, and AI developers. The campaign uses ecosystem-specific execution paths to steal developer secrets, crypto wallets, SSH keys, and cloud credentials.