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How to secure your DNS traffic under Windows

DNS traffic is prone to snooping, and it’s often far too easy for attackers to hijack and change a company’s DNS settings. These simple steps will amp up your DNS protection.

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How to secure your domain name services

Follow these steps to protect your websites at the server and workstation.

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How to use the date command: 2-Minute Linux Tips

In this Linux tip, learn how to use the date command. In its simplest form, it provides the date and time in a nice format, including the time zone.

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How to manage Windows 10 1903 and 1909 security updates

Your Windows update controls might be out of date if you haven't reviewed them since the 1803 update or earlier. Here are the new settings you need to know.

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How to merge in R

See how to merge data in R three different ways: with base R’s merge function, dplyr’s family of join functions, and the data.table package.

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IT certifications and training center

Certifications show that you’re committed to your job, have specific skills and are willing to up your game. Check out our online training courses and guides to top certifications -- all part of your Insider Pro subscription.

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How to use the bmon command: 2-Minute Linux Tips

In this Linux tip, learn how to use the bmon command. It’s a graphical tool for looking at network bandwidth.

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How to build a Windows disaster recovery toolkit

Sooner or later, a security incident will shut down or disrupt your network. You'll be better prepared with these items in your disaster recovery toolkit.

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How make a Windows disaster recovery kit

Make your own disaster checklist and recovery toolkit before trouble happens.

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Fighting holiday fraud: 5 ways ecommerce retailers can boost security

Everyone loves online shopping -- especially cybercriminals. If you’re a small or midsize ecommerce retailer you are the biggest target this holiday season, but it’s not too late to protect yourself and your customers.

802.11ax Wi-Fi routers: Aerohive AP650, ASUS Rapture GT-AX11000 and D-Link AX6000

How to secure your router and home network

Many users don't realize it, but their internet router is the most important electronic device in their home and is an attractive target for attackers.

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How to use the dtplyr package

The dtplyr 1.0 package lets you write dplyr R code and access speedy data.table performance. Find out how

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How to use the uniq command: 2-Minute Linux Tips

In this Linux tip, learn how to use the uniq command. It’s a command that’s very useful when you want to reduce or summarize information.

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Peer product reviews: IT pros evaluate 7 enterprises offerings

These downloadable reports offer objective user-contributed product evaluations to help IT decision-makers navigate the tech purchase process.

browser security

How to lock down enterprise web browsers

Your organization's web browser is essentially your operating system for the cloud. Secure it appropriately.

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How to harden web browsers against cyberattacks

Use these techniques to limit attackers’ ability to compromise systems and websites.

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Earn your IoT security certification

Insider Pro is teaming up with CertNexus to offer subscribers access to an online course that leads to a Certified IoT Security Practitioner (CIoTSP) certification.

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How to use the screen command: 2-Minute Linux Tips

In this Linux tip, learn how to use the screen command. It's a command that allows you to detach an SSH session and then reconnect to it.

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