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Palo Alto Networks K2-Series pros and cons

4.2 out of 5

Pros & Cons summary

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Prominent pros & cons

PROS

Palo Alto Networks K2-Series is highly valued for its IPS system, which is considered the best in the field.
It offers superior management abilities, making it easier to configure and manage centrally.
App-ID differentiates Palo Alto from competitors by understanding application traffic effectively.
Users appreciate its scalability, with the ability to expand to accommodate more employees.
K2-Series is praised for its reliability, providing a stable and secure firewall with effective threat prevention features.

CONS

Higher levels of support are excellent, but new users may need additional options.
There are a lot of bugs that need addressing, and frequent upgrades are necessary.
The licensing cost is a typical complaint; the solution is expensive.
Integration with products from other vendors should be improved.
Technical support response times are too slow, sometimes taking from two days to a week.
 

Palo Alto Networks K2-Series Pros review quotes

it_user1298121 - PeerSpot reviewer
Mar 3, 2020
The IPS system is the best in the field.
Tejas Jain - PeerSpot reviewer
Oct 13, 2025
Regarding traffic visibility features and Advanced Threat Prevention aspects, I would assess these functions as awesome; it's unparalleled, not just for K2-Series, but in general for Palo Alto.
reviewer1052133 - PeerSpot reviewer
Oct 13, 2021
As long as the solution is kept updated, it's pretty stable.
Learn what your peers think about Palo Alto Networks K2-Series. Get advice and tips from experienced pros sharing their opinions. Updated: October 2025.
872,846 professionals have used our research since 2012.
it_user1285527 - PeerSpot reviewer
Mar 23, 2020
Simple integrations with the domain controllers and other inventories
reviewer1271676 - PeerSpot reviewer
Mar 9, 2020
Palo Alto has better and finer controls than, say, Cisco or Check Point.
Sumit Bhanwala - PeerSpot reviewer
Jun 4, 2024
The customer service and support are really good.
reviewer1469319 - PeerSpot reviewer
Sep 27, 2021
One of the most valuable features is Palo Alto's firewall management. We find it easier to manage the firewall centrally.
reviewer918912 - PeerSpot reviewer
Aug 23, 2020
The company is inventive and always adds a lot of great features.
JD
May 9, 2024
It's easy to configure.
reviewer1270158 - PeerSpot reviewer
Mar 26, 2020
Palo Alto has an approach that makes the configuration easier not only for the customers but also for the IT help for the customers.
 

Palo Alto Networks K2-Series Cons review quotes

it_user1298121 - PeerSpot reviewer
Mar 3, 2020
Higher levels of support are excellent but new users may need additional options.
Tejas Jain - PeerSpot reviewer
Oct 13, 2025
With AI, if there is a Precision AI bundle that you're planning on exploring, then that definitely needs a significant uplift because currently it doesn't work for all the known models.
reviewer1052133 - PeerSpot reviewer
Oct 13, 2021
The licensing cost is a typical complaint with many clients. The solution is expensive.
Learn what your peers think about Palo Alto Networks K2-Series. Get advice and tips from experienced pros sharing their opinions. Updated: October 2025.
872,846 professionals have used our research since 2012.
it_user1285527 - PeerSpot reviewer
Mar 23, 2020
Palo Alto doesn't have extended visibility to the end point in their firewalls.
reviewer1271676 - PeerSpot reviewer
Mar 9, 2020
The solution needs a series of OS changes.
Sumit Bhanwala - PeerSpot reviewer
Jun 4, 2024
The scalability for on-premises version is limited as it depends on the model.
reviewer1469319 - PeerSpot reviewer
Sep 27, 2021
In the past, we've had trouble with Palo Alto's application filtering not getting it right. I would not be recommending layer 7 application filtering yet.
reviewer918912 - PeerSpot reviewer
Aug 23, 2020
When it comes to renewing the solution, they tend to try to jack up the pricing.
JD
May 9, 2024
Sometimes there are interactions with support or the provider that are not ideal.
reviewer1270158 - PeerSpot reviewer
Mar 26, 2020
They should implement the features that the other firewalls have.