On April 13, 2021 (Microsoft's Patch Tuesday for the month), Microsoft rolled out patches to fix a number of critical vulnerabilities in on-premise Exchange Server installations.

While the company says that these holes haven't been knowingly exploited, it's still important to get these updates applied in your environment soon.

In early March 2021, Microsoft issued an urgent alert about zero-day security vulnerabilities in several versions of Exchange Server. These platforms have been subject to a targeted attack, making it crucial that affected systems receive updates as soon as possible.

We've discussed the importance of using a password manager before. Generating strong passwords and keeping them all in one locked vault allows you to greatly increase the security of your accounts.

However, with a few guidelines, your password manager can provide even more online security for you.

We've talked before about encryption, which is an essential part of modern digital life to keep your data secured. But there's another type of communication encryption you've probably heard about too: end-to-end encryption.

Let's find out how end-to-end encryption differs from other forms of encrypted conversations, and what it means for you when you use apps like Signal.

In December 2020, it was revealed that multiple high-profile targets, including the US government, had been hacked through software offered by SolarWinds. This was one of the largest hacks perpetrated in recent memory, and was particularly nasty because it affected multiple government agencies.

Securing your home network is important, especially if you work from home or do sensitive work online. Routers have several default options and parameters that aren't secure, so changing them is in your best interest.

Let's take a look at several ways to improve your home network's security using router settings.

As a small business, you might think that you don't need to worry about computer and network security. After all, why would an attacker go after a small company when they could get a bigger payout from a huge corporation?

The reality is that small businesses are not immune from cyber attacks.

As you may know, updates are critical for keeping your computer safe. Having the latest patches installed protects you from exploits that target older versions, plus it gives you access to current features.

Let's look at how to stay on top of updates in Windows 10 so you don't miss out on any important fixes.

You've probably noticed that your browser marks websites as Secure, Not Secure, or even warns you about imminent danger when you visit one. Have you ever wondered how it knows about the safety of websites like this?

Let's look at website security certificates and how your browser determines this information.

Scammers are always coming up with new ways to take money from innocent people. And while the tech support scams that we've examined before are still common, you should be aware of a similar scheme that takes a different path.

These scams are typically known as refund scams.