Certificate Authority (CA)
This is a trusted organization or entity that issues digital certificates. These certificates are used to verify the identity of websites, individuals, and devices on a network. When you see “HTTPS” in a web address, it means the website has a digital...
Flags are special indicators used by the processor to signal the outcome of operations, these are stored in a special register called the flags register. Some common flags include:
Zero Flag (ZF) - 1 if the result of an operation is zero; otherwise, it’s 0.
Sign...
802.11 Wi-Fi Standards
These refer to a set of standards for wireless local area network (WLAN) communication, developed by IEEE (Institute of Electrical and Electronics Engineers).
802.11a → Operates in the 5GHz band with a maximum data rate of 54 Mbps
802.11b → Operates in the 2.4GHz...