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CSO First Look

January 27, 2022

12 steps to take when there’s an active adversary on your network

These steps will help you respond quickly, without letting a crisis turn into chaos. Read more ▶

Image: Sponsored by ExtraHop: Exchange Server Security Challenges Explained

BrandPost Sponsored by ExtraHop

Sponsored by ExtraHop: Exchange Server Security Challenges Explained

Monitoring and securing Microsoft Exchange Server has its own set of unique challenges that administrators and security analysts need to be aware of now.

Serious PwnKit flaw in default Linux installations requires urgent patching

Attackers could gain root privileges by compromising any regular user account. Workarounds are available, patches on their way.

Data residency laws pushing companies toward residency as a service

Many countries now require companies that operate within its boundaries to store data on their residents locally. Using residency-as-a-service providers is becoming an important option.

Image: Using the NIST Cybersecurity Framework to address organizational risk

Using the NIST Cybersecurity Framework to address organizational risk

NIST's CSF, used with other guidance, can help map risk to actual threats and better comply with security mandates such as the U.S.'s cybersecurity executive order.

How to defend Windows networks against destructive cyberattacks

Defending against attacks intended to destroy systems rather than steal or extort requires a different approach, as Russia's cyberattacks against Ukraine demonstrate.

Prioritizing and remediating vulnerabilities in the wake of Log4J and Microsoft's Patch Tuesday blunder

Vulnerability disclosures often come in bunches, and unvetted patch updates can create their own problems. Here's how to assess and prioritize both.

New US CISO appointments, January 2022

Keep up with news of CSO, CISO, and other senior security executive appointments.

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