Articles I've written

Slovak websites in the “Collection #1” password database and friends
January 23, 2019

Yesterday I checked Czech websites in “Collection #1” and others (like “Collection #2” to “Collection #5”, “BigDB”), today I've checked Slovak sites. We're neighboring countries and historically have a lot in common, many Czech users have accounts on Slovak sites as well, so it seemed like a good idea.

(read more…)

Czech websites in the “Collection #1” password database and friends
January 22, 2019

Last week was all about the 773 million records data breach, nicknamed “Collection #1”. It's a few years old compilation of previous data leaks but it's still interesting to check which Czech websites (and Slovak, too) are present in this and other databases (like “Collection #2” to “Collection #5”, “BigDB”).

(read more…)

Cracking passwords from the dump
January 2, 2018

You don't crack passwords using rainbow tables or brute-force attacks anymore. So this probably wasn't a plaintext leak, somebody have cracked 750k passwords and uploaded them online. I've tried cracking them too.

(read more…)

All articles