Ransomware attacks are increasing, with additional demands occurring in some cases even after payment, while recovery can be completed with a single payment in some cases.
Ransomware attacks are increasing rapidly, and the tactic of holding corporate data hostage is spreading.
It has been reported that cases involving additional demands after payment reached 37% among Japanese companies, while recovery was completed with a single payment in only 59% of cases.
In recent years, ransomware has reportedly shifted from encryption alone to the double-extortion model, which involves stealing and publicly disclosing information.