Most Common
Malware
o Can be malware slowing down the system
o Prevents data from being sent / received from cards
o Wants to stay infected
o Says no antivirus installed / expired
o Says computer infected & needs to download false antivirus
o Missing / renamed files
o Typical for malware to rename files / alter them
o Might get notifications the OS is not functioning correctly
o Computer cannot be updated [shuts off updates]
o From websites / malware on computer
o Certificate from site is expired / not trusted
o Don’t visit site that gives this error
o Going to bad website that redirects to malware website