Working with an expert from a forum community, it took three days to clean the system. This experience taught him that traditional antivirus software of the era was failing to catch new, evolving threats. Inspired, he began writing his own code—initially using a Visual Basic for Dummies book—to create tools that could remove these "rogue" programs. Building the Shield
Malwarebytes Anti-Malware officially launched on January 21, 2008, while Kleczynski was studying computer science at the University of Illinois . A Global Defender Malwarebes
In the early 2000s, teenager was using his family's white Dell computer to play video games he had obtained through "nefarious" means. One of these downloads turned out to be a virus that infected the machine, causing performance issues and constant pop-ups. Fearing his parents' reaction to the broken computer, Marcin turned to online message boards for help. Working with an expert from a forum community,