Detecting an infection without trusting the machine you are standing at
Objective 2.2 · Security · 28% of the exam Why this matters Detection sounds like a product question — run a scanner, read the result — and it...
CompTIA A+ Core 2 220-1202 Lessons
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Malware types, told apart by what they do rather than by what they are called
Objective 2.2 · Security · 28% of the exam Why this matters The malware categories are frequently taught as vocabulary, which makes them feel arbitrary. They are not:...
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Social engineering, and the attacks that go around every control you set
Objective 2.1 · Security · 28% of the exam Why this matters Every control in this domain assumes the attacker has to defeat a machine. Social engineering does...
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Browser security, and the handful of settings that actually help
Objective 2.1 · Security · 28% of the exam Why this matters The browser is where almost everything now happens, which makes it the largest attack surface on...
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Hardening a small network, and the defaults that must not survive first boot
Objective 2.1 · Security · 28% of the exam Why this matters The small network is where a support technician has the most unilateral security influence and the...
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Wireless security: WEP, WPA2, WPA3 and the settings that actually matter
Objective 2.1 · Security · 28% of the exam Why this matters Wireless security is one of the few places in this exam where the right answer has...
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Full disk encryption, and the things it does not protect you from
Objective 2.1 · Security · 28% of the exam Why this matters Encryption is the one control that still works when an attacker has the hardware in their...
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NTFS permissions, share permissions, and working out which one wins
Objective 2.1 · Security · 28% of the exam Why this matters Permissions are where a fair number of technicians quietly guess, and the exam knows it. There...
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User accounts, groups, and least privilege as something you can actually do
Objective 2.1 · Security · 28% of the exam Why this matters Least privilege is the security principle that sounds like a slogan and is actually a set...
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Authentication factors, multifactor, and why the password is the weak one
Objective 2.1 · Security · 28% of the exam Why this matters Authentication is the control users interact with most and understand least, and it is where a...
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Physical security, and the controls that come before every other one
Objective 2.1 · Security · 28% of the exam Why this matters Security domains usually open with passwords, and that is the wrong place to start. Every control...
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Upgrading an operating system in place, without losing the machine
Objective 1.3 · Operating systems · 28% of the exam Why this matters An in-place upgrade is the highest-stakes routine job in this objective. It touches every part...
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