Encryption technology can convert readable information into unreadable information through certain methods.

"observant"and"remain skeptical"Can help us better identify security threats in the online world

Which of the following descriptions of the VGMP protocol is wrong?

Security policy conditions can be divided into multiple fields, such as source address, destination address, source port, destination port, etc.
"and"That is to say, this policy is hit only if the information in the packet matches all fields.

Social engineering is a kind of harmful means such as deception and harm through psychological traps such as psychological weakness, instinctual reaction, curiosity, trust, and greed of the victim.