User Reviews of Palo Alto Networks K2-Series & Sophos Firewall

Updated February 2026

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Palo Alto Networks K2-Series review
reviewer9216065
reviewer9216065
Sr. Cloud Security Architect at a tech services company with 11-50 employees
Has provided strong traffic visibility and efficient policy management for...
Palo Alto Networks K2-Series could be improved, though I don't think of much. I'm unsure how widespread the adoption for K2-Series alone is. Looking at the base Palo Alto capabilities, they are going in the right direction. K2 specifically about its efficacy with all these 5G protocols, the GPRS tunneling protocol performed without many...
Sophos Firewall review
Nassif Kaleny
Nassif Kaleny
IT Manager at a manufacturing company with 1,001-5,000 employees
Dynamic web and mail filtering contribute to improved security measures
The reporting system is very poor. I cannot trace any traffic to our site if it feels some threats. It just tells me that there is something during a certain time but does not provide information about the type of threats or how to get rid of them. This needs improvement.

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