The old adage that “knowledge is power” is not only good advice, but also an axiom upon which to build your entire security outlook. Có nghĩa đúng nhất là

A. SMTP, port 110

B. POP3, port 25

C. SMTP, port 25

D. POP3, port 110

A. divided

B. distributed

C. dispensed

D. digested

A. In

B. Although

C. On

A. Network interface card

B. Network interaction card

C. Network interface connector

D. Network interaction connector

A. will attempt to make an online service or website unavailable by flooding it with unwanted traffic from multiple computers.

B. overload the system with requests, and it will no longer be able to respond to legitimate users attempting to access the web server.

C. an attacker will spread malicious software to vulnerable computers, mainly through infected emails and attachments.

D. occurs when multiple systems flood the bandwidth or resources of a targeted system, usually one or more web servers

A. internet connection

B. antivirus program

C. console table

D. firewall

A. 1973

B. 1983

C. 1993

D. 1995