: Kaspersky often offered 30-day or 90-day trial periods to allow users to test the software's effectiveness. Security Risks of Legacy Software

During its active lifecycle, Kaspersky Anti-Virus 2012 utilized a (e.g., A1BCD-EFG23-XXXXX-XXXXX) to unlock its full commercial features.

: These were typically valid for one year and could protect one or more devices depending on the purchased tier.