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Ask a Security Professional: Firewall Series – Part One: Network Firewalls

SiteLock

One question that SiteLock encounters quite often is “Why do I need a firewall when my host has one?” If you haven’t spent a good portion of your life researching firewalls, it’s easy to understand why you’d ask. In Part One below, we’re covering Network Firewalls. Part One: Firewalls -> Network Firewalls.

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MY TAKE: Log4j’s big lesson – legacy tools, new tech are both needed to secure modern networks

The Last Watchdog

By no means has the cybersecurity community been blind to the complex security challenges spinning out of digital transformation. A methodical drive has been underway for at least the past decade to affect a transition to a new network security paradigm – one less rooted in the past and better suited for what’s coming next.

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Federal Agencies Could Have Neutralized SolarWinds Breach, CISA Says

SecureWorld News

Cybersecurity and Infrastructure Security Agency (CISA) recently wrote a letter to Senator Ron Wyden, responding to some questions he previously asked the Agency regarding the SolarWinds breach. CISA mentions that firewalls could have been used to neutralize the malware, limiting the impact of the breach.

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Possible attacks on the TCP/IP protocol stack and countermeasures

Security Affairs

In fact, personnel who are familiar with the security systems and the structure of the information system and who have the authorisation to access the system itself, can get hold of information or insert malicious code more easily. Network communication vulnerabilities. Here are some: Firewall. Security awareness.

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MY TAKE: Deploying ‘machine learning’ at router level helps companies prepare for rise of 5G

The Last Watchdog

A few key takeaways: Trust factor This is an exciting time in the world of network security, with the growth of 5G pushing industries into a world where virtually anything can be connected. Pitt points out that a big challenge for businesses today is that more than 80 percent of Internet traffic is encrypted.

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IaaS Security: Top 8 Issues & Prevention Best Practices

eSecurity Planet

IaaS security refers to the procedures, technologies, and safeguards put in place by IaaS providers to protect their computer infrastructure. IaaS is a cloud computing model that uses the internet to supply virtualized computer resources. Firewalls Firewalls play an essential role in enhancing the security of your system.

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A Defense-in-Depth Approach Could Stop the Next Big Hack in its Tracks

Webroot

A firewall with the right threat intelligence embedded could have blocked communications with the command-and-control server thus preventing a Trojanized Orion install from connecting back to the attackers and stopping them from furthering the attack. Outside of the corporate firewall, it is the Wild West.

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