Security 153 – Certificate Revocation Lists

[editor note: Tom is awesome in this. Me, not so much. I completely misunderstood how this worked.]

So what happens when a certificate can no longer be trusted? How do you revoke trust, or the certificate?

We are going into the weeks before defcon, where news is sparse. We recommend joining our WhatsApp group. Tweet us, or comment for the link.


Security 151 – Printer Dots


Due to poor OPSEC another NSA contractor is in jail for leaking. How did we catch her:

Russian malware communicates by leaving comments in Britney Spears’s Instagram account