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CompTIA Network+ N10-005: 4.2 – Punch Down Tools
The process of building out a wiring infrastructure can be tedious, but it goes much faster with quality punch down tools. In this video, you’ll learn about punch down tools and how they are used to create cable patches on punch down blocks.
CompTIA Security+ SY0-301: 6.1 – Block and Stream Ciphers
Symmetric encryption often uses block ciphers or stream ciphers to create ciphertext. In this video, you’ll learn how block and stream ciphers work and what methods these ciphers employ to keep your information private.
What is the name of this device?
You’ve removed the cover of your computer to examine the CPU, but you can’t see anything because of the large metal block attached to the top of the chip. The metal block is flat where it attaches to the CPU and has long thin fins that extend away from the processor. What is this odd looking piece of metal called?