Dec 23rd 2025
Security Now 1057
GhostPoster
Free VPNs, Hidden Risks
What if your smart TV and Firefox extensions were secretly hijacking your security and privacy? This episode reveals the jaw-dropping discovery of a massive TV botnet and the surprisingly clever malware lurking behind innocent browser icons.
- North Korea's profitable fixation on cryptocurrency.
- Amazon uncovers a cryptomining sneaking into customer clouds.
- Insecure Docker API servers are also hosting cryptominers.
- A new and truly massive SmartTV-based botnet discovery.
- DNS Benchmark's 4th release.
- Who, besides Let's Encrypt, offers free automated certs.
- Some interesting listener feedback.
- And how a PNG Icon was used to infect 50,000 Firefox users
Show Notes - https://www.grc.com/sn/SN-1057-Notes.pdf
Download or subscribe to Security Now at https://twit.tv/shows/security-now.
You can submit a question to Security Now at the GRC Feedback Page.
For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.
Join Club TWiT for Ad-Free Podcasts!
Support what you love and get ad-free audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit