what are
1)DoS
2)session hijacking
3)DNS poisoning
tell me fast the fastest and perfect answer will be marked as the brainliest.
Answers
1)is a family of disk operating systems, hence the name.[2] DOS primarily consists of MS-DOS and a rebranded version under the name IBM PC DOS, both of which were introduced in 1981. Other later compatible systems from other manufacturers include DR-DOS (1988), ROM-DOS (1989), PTS-DOS (1993), and FreeDOS(1998). MS-DOS dominated the x86-based IBM PC compatible market between 1981 and 1995.
2)In computer science, session hijacking, sometimes also known as cookie hijacking is the exploitation of a valid computer session—sometimes also called a session key—to gain unauthorized access to information or services in a computer system. In particular, it is used to refer to the theft of a magic cookieused to authenticate a user to a remote server
Answer:
2) Session hijacking is a web attack carried out by exploiting active web sessions. A session is a period of communication between two computer systems. A web server needs authentication since every user communication via websites uses multiple TCP/IP channels.
3) Domain Name Server (DNS) spoofing (a.k.a. DNS cache poisoning) is an attack in which altered DNS records are used to redirect online traffic to a fraudulent website that resembles its intended destination.