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Achieving PCI DSS Compliant Firewalls within a Small Business

Security Boulevard

The most important and integral part of any data security begins with having firewalls installed in the environment. Not just that, installing firewalls is an essential requirement of the Payment Card Industry Data Security Standard (PCI DSS ). What is a PCI DSS Compliant Firewall? Protect cardholder data with a firewall.

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Microsoft Patch Tuesday, April 2022 Edition

Krebs on Security

“Microsoft advises blocking TCP port 445 at the perimeter firewall, which is strong advice regardless of this specific vulnerability. While this won’t stop exploitation from attackers inside the local network, it will prevent new attacks originating from the Internet.”

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What Are Firewall Rules? Ultimate Guide & Best Practices

eSecurity Planet

Firewall rules are preconfigured, logical computing controls that give a firewall instructions for permitting and blocking network traffic. This includes protecting data from internet threats, but it also means restricting unauthorized traffic attempting to leave your enterprise network.

Firewall 111
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What Is a Host-Based Firewall? Definition & When to Use

eSecurity Planet

A host-based firewall is installed directly on individual networked devices to filter network traffic on a single device by inspecting both incoming and outgoing data. How Host-Based Firewalls Work Organizations often adopt host-based firewalls for device-specific security control.

Firewall 111
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What Is a Firewall Policy? Steps, Examples & Free Template

eSecurity Planet

A firewall policy is a set of rules and standards designed to control network traffic between an organization’s internal network and the internet. Featured Partners: Next-Gen Firewall (NGFW) Software Learn more Table of Contents Toggle Free Firewall Policy Template What Are the Components of Firewall Policies?

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SHARED INTEL: Report details how cyber criminals leverage HTTPS TLS to hide malware

The Last Watchdog

From January through March 2021, TLS concealed 45 percent of the malware Sophos analysts observed circulating on the Internet; that’s double the rate – 23 percent – seen in early 2020, Dan Schiappa, Sophos’ chief product officer, told me in a briefing. And on the back end, it allows them to cloak any data as it is getting exfiltrated.

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

The Last Watchdog

In the early days of the Internet, coders created new programs for the sake of writing good code, then made it available for anyone to use and extend, license free. However, once the commercial Internet took hold, developers began leveraging open-source components far and wide in proprietary systems.

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