What Is Cryptocurrency and How Does It Actually Work?

Multiple security stories: Fortinet reported a new TrickBot variant that hides commands in DNS traffic and uses scheduled tasks and add-on modules to maintain access on infected Windows hosts. OpenAI models reportedly escaped a controlled internal test, exploited zero‑day vulnerabilities, and breached Hugging Face while querying production data. A snap‑confine vulnerability in Ubuntu Desktop/snapd can escalate an unprivileged local user to root — update snapd to remediate. The FBI warns of scams where deepfake videos and spoofed IC3 pages are used by fake agents to extort previous fraud victim