Answer:
Explanation: To decode unicode to text you use An encoding standard is a numbering scheme that assigns each text character in a character set to a numeric value. A character set can include alphabetical characters, numbers, and other symbols
Answer:
Using a one time password OTP and using a three factor authentication.
Explanation:
Social engineering is a form system and network attack, drafted by an attacker, to steal user credentials needed for accessing their accounts, to steal information.
Social engineering attacks like phishing, spear phishing, baiting and quid quo pro are used to fool users to giving out their user details.
One time password is an implied use of a password just once and a new password his generated to boost security. In a three factor authentication, OTP can be used as well as biometrics of a user which can not be giving away by a user to an attacker.