Check out Zack Whittaker's Week in Security Volume 4, Issue 16
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Check out Zack Whittaker's Week in Security Volume 4, Issue 16
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This is a list of topics I had to commit to memory when studying on HamTestOnline.com for my General Amateur Radio License.
Bandwidth - Signal Type to Bandwidth:
Overall:
Check out Zack Whittaker's Week in Security Volume 4, Issue 15
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Check out Zack Whittaker's Week in Security Volume 4, Issue 14
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Check out Zack Whittaker's Week in Security Volume 4, Issue 13
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Check out Zack Whittaker's Week in Security Volume 4, Issue 11
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Check out Zack Whittaker's Week in Security Volume 4, Issue 11
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The following are my notes from: Technician Class 2018-2022: Pass Your Amateur Radio Technician Class Test - The Easy Way (Easywayhambooks)
Microsoft released patches for 0-day exploits last week, but looks like hackers may have heard about the release of the patch. And so hackers began mass scans the week before. Even though you patched your server last week, you may have been compromised. The first thing you should do is backup all your Exchange Server's data and store the backup off-line. Then check if you have been PWNED via Check My OWA.
Here's some detailed articles: