https://blog.trackflaw.com/en/tags/supply-chain/Supply Chain - Tag - Trackflaw | Cybersecurity expertHugo -- gohugo.ioenSat, 05 Sep 2026 10:00:00 +0200https://blog.trackflaw.com/en/how-to-hack-2-billion-installs-at-once-the-ccleaner-affair/Sat, 05 Sep 2026 10:00:00 +0200Thibaud Robinhttps://blog.trackflaw.com/en/how-to-hack-2-billion-installs-at-once-the-ccleaner-affair/ The CCleaner affair: the supply chain attack that backdoored 2.27 million PCs The CCleaner affair is one of the textbook cases of a software supply chain attack. In August 2017, version 5.33 of the most popular cleaning utility in the world was distributed through official channels with a backdoor grafted inside. Signed with the vendor’s genuine certificate, the update infected 2,270,000 computers in one month, without a single antivirus reacting.]]>