What's Your IT Question?

Want to know more about this topic or about us? Contact us!

All posts in Cryptography

S3 Ep19: Chrome zero-day, coffee hacking and Perl.com stolen [Podcast]

by Paul Ducklin We delve into Google’s tight-lipped Chrome bugfix, explain how a Belgian researcher awarded himself 111,848 cups of coffee, and discuss the audacious but thankfully temporary theft of the Perl.com domain. With Kimberly Truong, Doug Aamoth and Paul Ducklin. Intro and outro music by Edith Mudge. LISTEN NOW . . . Read more

S3 Ep18: Apple emergency, crypto blunder and botnet takedown [Podcast]

by Paul Ducklin Apple pushed out an iOS update in something of a hurry to shut down a serious 0-day bug. The GnuPG team scrambled to fix an ironic vulnerability that could be exploited during the very process of checking if the data you just received could be trusted. And . . . Read more

Free coffee! Dutch researcher hacks prepaid vending machines

by Paul Ducklin Dutch cybersecurity researcher Polle Vanhoof just published a fascinating and well-written paper about an exploitable hole he found in the payment system used in some Nespresso prepaid coffee machines. That’s actually much better news than it sounds. Vanhoof disclosed the flaw back in September 2020; has publicly . . . Read more

GnuPG crypto library can be pwned during decryption – patch now!

by Paul Ducklin Bug hunter Tavis Ormandy of Google’s Project Zero just discovered a dangerous bug in the GNU Privacy Guard team’s libgcrypt encryption software. The libgcrypt library is an open-source toolkit that anyone can use, but it’s probably best known as the encryption library used by the GNU Privacy . . . Read more

S3 Ep17: Facemasks, hidden ads and paranormal hacking [Podcast]

by Paul Ducklin What’s the connection between coronavirus facemasks and fingerprint biometrics? Who would have expected funky job ads on the White House website? And who would you call if you spotted a deceased former colleague hanging out on your network? With Kimberly Truong, Doug Aamoth and Paul Ducklin. Intro . . . Read more