Some US Kaspersky security users got a big surprise when their protection was suddenly replaced by UltraAV due to a government ban. But Kaspersky’s demise has been looming for years.

After U.S. ban, Kaspersky's American customers were automatically migrated to UltraAV antivirus, in some cases without the customers' knowledge.

UltraAV, an antivirus program that advertises many of the usual features that are expected in its product category, including what's been described as industry-leading protection against adware, malware,