Iranian hacker claims no association with the “Iranian Cyber Army” and insists he is simply a hacker with a 1000 times the knowledge and experience as everyone else. Comodo hacker claim no relation to Iranian Cyber Army. The impact of this incident is quite small and may be a wake-up call for the certificate industry as a whole. Mozilla pointed out in a blog post, the practice of directly signing certificates with the root certificate, as Comodo had been doing, is really bad practice.
Source: https://thehackernews.com/2011/04/comodo-hacker-claim-no-relation-to.html