Opsec Cyber Cryptography Archives - Page 6 of 17

Category Archives: Cryptography

Serious Security: How to improve cryptography, resist supply chain attacks, and handle data breaches

January 5 2023 By Paul Ducklin in Cryptography, Cybercrime, Linux, machine learning, Malware, Podcast, Security, Vulnerability

Lessons for us all: improve cryptography, fight cybercrime, own your supply chain... and don't steal my data and then pretend you're sorry.

Breaking RSA with a Quantum Computer

January 4 2023 By Bruce Schneier in China, cryptanalysis, Cryptography, Security

A group of Chinese researchers have just published a paper claiming that they can—although they have not yet done so—break 2048-bit RSA. This is something to take seriously....

US passes the Quantum Computing Cybersecurity Preparedness Act – and why not?

December 29 2022 By Paul Ducklin in Cryptography, Security

Cryptographic agility: the ability and the willingness to change quickly when needed.

Serious Security: MD5 considered harmful – to the tune of $600,000

December 1 2022 By Paul Ducklin in Cryptography, Law & order, Security

It's not just the hashing, by the way. It's the salting and the stretching, too!

The OpenSSL security update story – how can you tell what needs fixing?

November 3 2022 By Paul Ducklin in Cryptography, Security, Vulnerability

How to Hack! Finding OpenSSL library files and accurately identifying their version numbers...

OpenSSL patches are out – CRITICAL bug downgraded to HIGH, but patch anyway!

November 1 2022 By Paul Ducklin in Cryptography, Security, Vulnerability

That bated-breath OpenSSL update is out! It's no longer rated CRITICAL, but we advise you to patch ASAP anyway. Here's why...

SHA-3 code execution bug patched in PHP – check your version!

November 1 2022 By Paul Ducklin in Cryptography, Security, Vulnerability

As everyone waits for news of a bug in OpenSSL, here's a reminder that other cryptographic code in your life may also need patching!

S3 Ep106: Facial recognition without consent – should it be banned?

October 27 2022 By Paul Ducklin in Cryptography, Law & order, Podcast, Privacy, Ransomware, Security

Latest episode - listen (or read) now. Teachable moments for X-Ops professionals!

Serious Security: You can’t beat the house at Blackjack – or can you?

October 24 2022 By Paul Ducklin in Cryptography, Security

What if you could guess the next card correctly twice as often as you should?

S3 Ep105: WONTFIX! The MS Office cryptofail that “isn’t a security flaw” [Audio + Text]

October 20 2022 By Paul Ducklin in Cryptography, Microsoft, Podcast, Privacy, Security

The coolest video game ever! And lots of solid cybersecurity advice - listen now!

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Category Archives: Cryptography

Serious Security: How to improve cryptography, resist supply chain attacks, and handle data breaches

Breaking RSA with a Quantum Computer

US passes the Quantum Computing Cybersecurity Preparedness Act – and why not?

Serious Security: MD5 considered harmful – to the tune of $600,000

The OpenSSL security update story – how can you tell what needs fixing?

OpenSSL patches are out – CRITICAL bug downgraded to HIGH, but patch anyway!

SHA-3 code execution bug patched in PHP – check your version!

S3 Ep106: Facial recognition without consent – should it be banned?

Serious Security: You can’t beat the house at Blackjack – or can you?

S3 Ep105: WONTFIX! The MS Office cryptofail that “isn’t a security flaw” [Audio + Text]

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