An Orland Park, Illinois man pleaded guilty today to one count of conspiracy to cause damage to internet-connected computers for his role in owning, administering, and supporting illegal booter services that launched millions of illegal DDoS attacks against victim computer systems in the United States and elsewhere. The illegal services included ExoStress.in, (“ExoStresser”), QuezStresser.com, Betabooter.com (“Betabooter”), Databooter.com, Instabooter.com, Polystress.com, and Zstress.net.