Categories The FBI News Review Attack dwell times drop, ransomware TTPs evolve, China ramps up espionage activity – ARNnet Post author By Mike Nova Post date April 20, 2022 Listen to this article Attack dwell times drop, ransomware TTPs evolve, China ramps up espionage activity ARNnet ← Sri Lanka police open fire at protesters; 1 dead, 13 injured – Herald & Review → Best Ramadan Ever: Traveling While Fasting – MuslimMatters