How to Monitor Firewall Performance: Tackling Firewall Overload
Obkio
DECEMBER 16, 2024
Learn how to effectively monitor firewall performance, identify common issues, troubleshoot, and choose the right toolset.
Firewall Related Topics 
Unifying Cyber Defenses: How Hybrid Mesh Firewalls Shape Modern Security
Cisco Wireless
AUGUST 29, 2024
Hybrid mesh firewall platforms enable security policy enforcement between workloads and users across any network, especially in on prem-first organizations.
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NetSecOPEN: Cisco Firewall Outperforms Competition in Real-World Testing
Cisco Wireless
NOVEMBER 7, 2024
Now, firewalls must do more than simply block threats—they need to provide advanced decryption capabilities to detect hidden dangers, while maintaining performance, all without compromising the speed of business operations. Security shouldn’t come at the cost of performance Many firewalls […]
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Cisco’s Firewall Solution Recognized as a Leader in Forrester Wave™
Cisco Wireless
OCTOBER 17, 2024
Cisco is proud to be recognized as a leader in The Forrester Wave™: Enterprise Firewall Solutions, Q4 2024. Learn more about what sets Cisco apart.
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Earned, Not Given: Cisco Firewall earns spot on Department of Defense Information Network Approved Product List
Cisco Wireless
OCTOBER 16, 2024
Discover how Cisco Secure Firewall 7.4, now on the DoDIN Approved Products List, enhances network security with advanced threat detection, improved performance, and streamlined management.
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Converge Your WAN and Security With Cisco Firewall
Cisco Wireless
NOVEMBER 8, 2024
Cisco Secure Firewall is a comprehensive offering that simplifies threat protection by enforcing consistent security policies across environments.
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PP031: Cloud Firewall Architecture Essentials
Packet Pushers
SEPTEMBER 17, 2024
Today on Packet Protector we look at cloud firewall architectures. If youve deployed firewalls in the campus or a data center, its useful to know that there are differences in the public cloud. Read more » Today on Packet Protector we look at cloud firewall architectures. Read more »
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User registation failure in sophos xgs126 firewall
Network Engineering
DECEMBER 18, 2024
I am trying to create a ssl vpn connection through my office sophos firewall and in order to do that, I have to add a group to the ssl vpn policy. And that is only logical when I am able to add user to that group but alas, I can not register or create a new user.
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Understanding "XLATE" (translation) table in Cisco ASA Firewall
The Network DNA
JUNE 10, 2024
Understanding "XLATE" (translation) table in Cisco ASA Firewall Many of you already heard about the "XLATE" table in Cisco ASA Firewall but some of you want to understand what exactly it is and what is the purpose of this table. The ASA firewall utilizes the XLATE database to manage both dynamic and static NAT translations.
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Proper way to wire firewall with multiple subnets/VLANS? [closed]
Network Engineering
JANUARY 11, 2025
I am setting up an OPNSense firewall for my home network and home lab. I have setup OPNSense as part of a network defense class. However, the devices were virtualized and we did not have to do any wiring. Below, I have an image of two ways I believe the wiring should be done. Which scenario is correct? Thanks in advance for any help.
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Basic configurations on Cisco ASA Firewall - Part 1
The Network DNA
NOVEMBER 26, 2024
Basic configurations on Cisco ASA Firewall - Part 1 As a part of the understanding on the basics of Cisco ASA firewalls, these are some of the commands used to configure Cisco ASA firewall in real scenario. Cisco ASA Firewall in a Network What is Cisco ASA Firewall?
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What is a Cloud Firewall?
CATO Networks
MAY 3, 2021
Cracks are forming at the base of the cloud firewall. The shift to multicloud strategies and the rapid evolution of network-based threats are uncovering weaknesses in cloud firewalls. Instead, many companies are adopting Firewall-as-a-Service (FWaaS) solutions. What is a Cloud Firewall Used For? Enter cloud firewalls.
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Surender Kumar posted an update: Zyxel warns of bad signature update causing firewall boot [Â…]
4sysops
JANUARY 24, 2025
Zyxel warns of bad signature update causing firewall boot loops Zyxel has issued a warning regarding a problematic security signature update that has led to significant issues for USG FLEX and ATP Series firewalls, resulting in boot loops and other critical errors.
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Basic configurations on Cisco ASA Firewall - Part 2
The Network DNA
NOVEMBER 26, 2024
Basic configurations on Cisco ASA Firewall - Part 2 As a part of the understanding on the basics of Cisco ASA firewalls, these are some of the commands used to configure Cisco ASA firewall in real scenario. Cisco ASA in a Network Configuring DHCP, AAA, and SSH NDNA-ASA(config)# dhcpd address 10.10.10.3-10.10.10.100 255.255.255.0
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Surender Kumar posted an update: Patch procrastination leaves 50,000 Fortinet firewalls [Â…]
4sysops
JANUARY 22, 2025
Patch procrastination leaves 50,000 Fortinet firewalls vulnerable to zero-day Nearly 50,000 Fortinet management interfaces remain vulnerable to a new zero-day exploit, CVE-2024-55591, with significant exposure reported by the Shadowserver Foundation.
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Why Schools Need a Network Firewall
Akins IT
MARCH 13, 2023
The good news is that there is a solution : Fortinet's Security Fabric and Next Generation Firewalls. Safeguarding Your School's IT Infrastructure: The Power of Network Firewalls Thankfully, a specialized school firewall can provide the protection you need to keep your school safe and running smoothly.
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Paolo Maffezzoli posted an update: Zyxel firewalls borked by buggy update, on-site access [Â…]
4sysops
JANUARY 27, 2025
Zyxel firewalls borked by buggy update, on-site access required for fix Zyxel customers are encountering problems, primarily reboot loops, following a recent update to application signatures on their firewalls. The issues arose after the Taiwanese company’s updates were implemented between Friday and Saturday.
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Case Study - Firewall Upgrades for Votec
Akins IT
DECEMBER 31, 2021
Votec partnered with Akins IT for a comprehensive firewall upgrade, ensuring improved security and protection against cyber threats. Contact us today to learn more about how we can help your business stay protected against cyber threats with our firewall upgrades.
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Problem with Configuring Selective DNAT for HTTP Traffic on Fortigate Firewall
Network Engineering
FEBRUARY 27, 2024
I'm currently in the process of setting up a new Fortigate Firewall and have run into an issue while configuring DNAT. However, even before I could get to setting up the firewall rules, pinging the host was already not working, even though it should still function and is already allowed.
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IPv6 Buzz 127: IPv6 Security And Firewalls
Packet Pushers
JUNE 1, 2023
In this episode, Ed and Tom interview Scott on the topic of IPv6 security and firewalls. They discuss firewalls strategies, design and operational considerations, pros and cons of a dual-stack approach, and more. In this episode, Ed and Tom interview Scott on the topic of IPv6 security and firewalls.
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Which SSE Can Replace the Physical Datacenter Firewalls?
CATO Networks
APRIL 6, 2023
But only a few can securely cloudify the datacenter firewall. This is because datacenter firewalls dont just address the need for secure Internet access, which is the main SSE capability. In this blog post, we explore which capabilities a datacenter firewall-replacing SSE needs to have. Download the White Paper 3.
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The Future of the Firewall is in the CloudÂ
CATO Networks
JULY 19, 2023
I read with some surprise the interview with Zscalers CEO, Jay Chaudry, in CRN where he stated that the network firewalls will go the way of the mainframe, that the network is just plumbing and that Zscaler proxy overlay architecture will replace it with its application switchboard. The proxy firewalls faded. I guess not.
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Announcing the General Availability of Azure Private Link and Azure Storage firewall support for Databricks SQL Serverless
databricks
FEBRUARY 21, 2024
We are excited to announce the upcoming general availability of Azure Private Link support for Databricks SQL (DBSQL) Serverless, planned in April 2024.
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How a Managed Firewall Can Help Close Corporate Security Gaps
CATO Networks
OCTOBER 11, 2022
The Upside-Down World of Networking & Security | Webinar Firewall Management is a Major Chore Closing these security gaps requires the ability to reduce security teams workloads to a manageable level. One area with significant room for improvement is firewall management.
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Top 13 Firewall Monitoring Tools: The Guardian of Your Digital Fortress
Obkio
FEBRUARY 25, 2024
Discover the ultimate lineup of 13 top-notch firewall monitoring tools. Find the best solution to enhance your digital security and fortify your network.
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Why Application Awareness is Essential for Firewall SecurityÂ
CATO Networks
OCTOBER 25, 2022
Firewalls – the foundation of an organizations network security strategy – filters network traffic and can enforce an organizations security rules. By limiting the traffic that enters and leaves or enters an organizations network, a firewall can dramatically reduce its vulnerability to data breaches and other cyberattacks.
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What is a UTM Firewall and What Is Beyond It?
CATO Networks
APRIL 19, 2021
Firewalls Evolve Over the Years Before the UTM, there was the basic firewall. All traffic passed through the firewall for basic inspection of security policies based on network information such as the type of protocol or the source/destination addresses. Related content : Read our guide What Is a Network Firewall?
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Network Firewalls Are Still Vital in the Era of the Cloud
CATO Networks
SEPTEMBER 15, 2022
However, network firewalls are still a relevant and vital security solution in the era of the cloud. Network firewalls are a crucial part of this, inspecting traffic flowing between different areas and limiting the risk of threats entering the corporate network or spreading within it.
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Heavy Networking 596: Weaponizing Firewalls And Middleboxes For DDoS Attacks
Packet Pushers
SEPTEMBER 3, 2021
Our guests have published a paper about how the TCP protocol and middleboxes such as firewalls can be weaponized by bad actors and used in reflective amplification attacks. Today's Heavy Networking podcast dives into academic research on DDoS attack techniques.
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The Future of the Enterprise Firewall is in The Cloud
CATO Networks
NOVEMBER 4, 2021
If you’re like many of the IT leaders we encounter, you’re likely facing a refresh on your firewall appliances or will face one soon enough. And while the standard practice was to exchange one firewall appliance for another, increasingly, enterprises seem to be replacing firewall appliances with firewall-as-a-service (FWaaS).
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Case Study - Firewall/ Analytics & Management for Tax Credit Co
Akins IT
DECEMBER 31, 2021
Tax Credit partnered with Akins IT for a comprehensive firewall and web content filtering upgrade, ensuring improved security and protection against cyber threats. Our expert team ensures a seamless upgrade and top-notch security solutions for educational institutions.
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Heavy Networking 695: Automating Network And Firewall Operations With BackBox (Sponsored)
Packet Pushers
AUGUST 18, 2023
On today's Heavy Networking we explore network and firewall automation with sponsor BackBox. On today's Heavy Networking we explore network and firewall automation with sponsor BackBox. BackBox has developed a platform that aims to deliver practical automation out of the box.
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Zero touch provisioning with Cisco Firewall Management Center Templates
Cisco Wireless
AUGUST 29, 2024
Cisco FMC 7.6 brings Template support for easy, scalable zero-touch provisioning and SD-WAN setups.
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Network Break 363: Broadcom Buys AppNeta For Experience Monitoring; Cloudflare Offers New Firewall Service
Packet Pushers
DECEMBER 13, 2021
We look at new features in the SONiC network OS, dive into a new firewall service available from Cloudflare, and more IT news. We look at new features in the SONiC network OS, dive into a new firewall service available from Cloudflare, and more IT news.
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Case Study - Firewall and Web Content Filtering Upgrade for New Roads School
Akins IT
DECEMBER 31, 2021
New Roads School partnered with Akins IT for a comprehensive firewall and web content filtering upgrade, ensuring improved security and protection against cyber threats. Our expert team ensures a seamless upgrade and top-notch security solutions for educational institutions.
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Traditional Firewalls Can’t Keep Up with the Growth of Encrypted Traffic
CATO Networks
SEPTEMBER 22, 2022
As the volume of network traffic increases and a growing percentage is encrypted, traditional network firewalls are falling behind, creating unnecessary tradeoffs between network performance and security. As the volume of encrypted traffic grows, traditional firewalls cant keep up, creating tradeoffs between network performance and security.
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Network Break 429: Palo Alto Previews Azure Firewall; White House Chases AI Horse After It Escapes Barn
Packet Pushers
MAY 8, 2023
This week we discuss a new Azure-native cloud firewall from Palo Alto Networks, why pharma giant Merck might be owed a big settlement from its cyber-insurers, and why HPE wants to simplify its branding. Take a Network Break! Take a Network Break!
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Event Streaming Across Networks and Corporate Firewalls Using PubNub and Confluent Platform
Confluent
JANUARY 21, 2021
This year’s pandemic has forced businesses all around the world to adopt a “remote-first” approach to their operations, with an emphasis on better enabling collaboration, remote work, and productivity. This […].
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HN756: Alkira Enhances Its Multi-Cloud Networking With ZTNA and Security (Sponsored)
Packet Pushers
NOVEMBER 1, 2024
On today’s sponsored episode of Heavy Networking, we dig into Alkira’s full set of offerings, which include networking, visibility, governance, and security controls such as firewalls. Read more »
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Looking to automate resetting a VPN tunnel between two ASA firewalls
Network Engineering
JANUARY 28, 2025
I have a tunnel between our remote school and our main complex, it occasionally stops transmitting data between the sites. I have been using the CLI on the local ASA 5516 to reset it with the vpn logoff all command. I have noticed that during a normal school day I have been doing this between 4 and 6 hours apart.
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Secure Network Analytics 7.5.1 Launch
Cisco Wireless
SEPTEMBER 10, 2024
This release provides features including expanded firewall log ingestion, custom dashboards, better ISE integration, and much more. Secure Network Analytics 7.5.1 is now available.
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Improving Operational Efficiencies and Providing Tighter Integrations with Cisco Security Products
Cisco Wireless
SEPTEMBER 10, 2024
This release provides features including expanded firewall log ingestion, custom dashboards, better ISE integration, and much more. Secure Network Analytics 7.5.1 is now available.
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Announcing Complete Azure Observability for Kentik Cloud
Kentik
JUNE 27, 2023
Live traffic flow arrows demonstrate how Azure Express Routes, Firewalls, Load Balancers, Application Gateways, and VWANs connect in the Kentik Map, which updates dynamically as topology changes for effortless architecture reference. Kentik Map for Azure makes denied traffic easily discoverable from each subnet visualized.
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SSH and SSL decryption
Network Engineering
JANUARY 22, 2025
SSH use symmetric key for encryption while SSL/TLS use certificate with public key in it If SSH use public key-based authentication, why and how do firewall not needing anything to decrypt it. "The key used for SSH decryption is automatically generated when the firewall boots up " How do firewall know and generate the key ?
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