Home › Authors › Alex Tatistcheff 👤 Alex Tatistcheff 3 books Books by Alex Tatistcheff Essential Firepower Essential Firepower 2019 Cisco Firepower 6. x with Fire Cisco Firepower 6. x with Firepower Threat Defense 2017 SSFIPS Securing Cisco Networks SSFIPS Securing Cisco Networks with Sourcefire Intrusion Prevention System Study Guide 2015