Think before you deploy the agent.

**CyberWire Daily roundup:** This episode and briefing summarize recent cybersecurity developments, including guidance on agentic AI, a federal Medicare portal leak exposing Social Security numbers, supply-chain poisoning of open-source registries by a stealthy worm, discovery of a covert Python backdoor, Iranian-linked DDoS activity against Ubuntu’s site, an FBI warning about increased cyber-enabled cargo theft, and the sentencing of individuals involved with ALPHV/BlackCat ransomware.