A BPDU or Bridge Protocol Data Unit is a frame that is exchanged between switches in an extended LAN that uses Spanning Tree Protocol (STP) topology. These BPDU frames are exchanged to prevent layer 2 loops and broadcast storms. And, BPDU guard is a security feature...
When two or more parties work together, many issues may arise. So, the involved parties need to sign some agreements or contracts so that if any issue arises, the issue can be resolved accordingly. SLA or Service Level Agreement, MOU or Memorandum Of Understanding,...
What is fuzz testing (fuzzing)? Fuzz testing or fuzzing is an automated software testing technique using which a tester provides malformed or semi-malformed inputs to a program automatically. The outputs of the program are then monitored for unexpected behaviors. Fuzz...
What is a brute-force attack? A brute-force attack is an attack in which an attacker uses a trial-and-error method to submit multiple passwords, passphrases, etc. in the hope that the attacker will be finally able to guess the correct password or passphrase. Sometimes...
What is Unified Extensible Firmware Interface (UEFI)? Unified Extensible Firmware Interface (UEFI) is a software interface between an operating system and platform firmware. It replaces old BIOS or Basic Input/Output System that used to be present in older computers....
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