A.karmazoo.online is a dangerous web site which is related to adware in your computer. This site is involved in spewing out plenty of intrusive pop-up windows, claiming that your computer is infected. There’s some truth in that. The fact that a.karmazoo.online alerts bother your attention definitely means that the system is full of malware. However, these pop-ups are just the part of the malicious plan to trick you into wasting your money in favor of cyber frauds who stand behind adware distribution.