FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -1980 – John Schoch and Jon Hupp, researchers at Xerox Palo Alto Research Center, developed the first experimental worm programs as a research tool.

Detailed explanation-2: -At around 8:30 p.m. on November 2, 1988, a maliciously clever program was unleashed on the Internet from a computer at the Massachusetts Institute of Technology (MIT). This cyber worm was soon propagating at remarkable speed and grinding computers to a halt.

Detailed explanation-3: -The Brain Boot Sector Virus Brain, the first PC virus, began infecting 5.2” floppy disks in 1986. As Securelist reports, it was the work of two brothers, Basit and Amjad Farooq Alvi, who ran a computer store in Pakistan.

Detailed explanation-4: -As noted by Discovery, the Creeper program, often regarded as the first virus, was created in 1971 by Bob Thomas of BBN.

Detailed explanation-5: -Elk Cloner is the first personal computer virus or self-replicating program known to have spread in the wild on a large scale. In 1982, 15-year old Richard Skrenta wrote the virus for the Apple II operating system.