How do you know someone is really who they say they are? In developer and security circles, you do it with Pretty Good Privacy (PGP) keys. Or, you used to anyway. If ...

The trust that PGP signatures generates can be deceptive, one researcher, a regular poster to the full-disclosure vulnerability mailing list, has discovered. Gadi Evron, an information security ...

For their entire existence, some of the world’s most widely used email encryption tools have been vulnerable to hacks that allowed attackers to spoof the digital signature of just about any person ...

Filippo Valsorda is an engineer on the Cloudflare Cryptography team, where he's deploying and helping design TLS 1.3, the next revision of the protocol implementing HTTPS. He also created a Heartbleed ...

Some switches in Cisco’s 9000 series are susceptible to a remote vulnerability, numbered CVE-2019-1804 . It’s a bit odd to call it a vulnerability, actually, because the software is operating as ...

If you have sent any plaintext confidential emails to someone (most likely you did), have you ever questioned yourself about the mail being tampered with or read by anyone during transit? If not, you ...

Ciphertext file: message.pgp PGP asks for a pass phrase, which is simply a long password. The longer your pass phrase, the harder it will be for someone to guess it and decrypt the file. PGP produces ...

Your emails aren’t as private as you think. PGP encryption lets you secure messages, protect sensitive files, and keep prying eyes—hackers or governments—out of your business. Here’s how to start ...

Ten years after Phil Zimmermann released PGP v.1.0 (Pretty Good Privacy), PGP has evolved from an underground tool for paranoiacs to the gold standard, even an ...

If you think you might ever need to have a truly private email conversation with anyone ever, then you need to start exchanging encrypted messages with people right now about banal day-to-day life.