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In the 2000s, security questions came into widespread use on the Internet. [1] As a form of self-service password reset, security questions have reduced information technology help desk costs. [1] By allowing the use of security questions online, they are rendered vulnerable to keystroke logging and brute-force guessing attacks, [3] as well as ...
The simplest example of a challenge-response protocol is password authentication, where the challenge is asking for the password and the valid response is the correct password. An adversary who can eavesdrop on a password authentication can authenticate themselves by reusing the intercepted password. One solution is to issue multiple passwords ...
Strong authentication is often confused with two-factor authentication (more generally known as multi-factor authentication), but strong authentication is not necessarily multi-factor authentication. Soliciting multiple answers to challenge questions may be considered strong authentication but, unless the process also retrieves "something you ...
This is an important security feature that helps to protect your account from unauthorized access. You may be prompted to get a verification code at your recovery phone number or recovery email address for any of the following reasons:
• Use a strong password and change it regularly - Create a strong password to minimize the risk of unauthorized account access. • Add another level of security - Turn on two-step verification and get sent a security code when someone logs in from an unfamiliar device or location.
Can't create new or edit existing questions - Your only option is to disable your current security questions. Once you've done this, you will not be able to view or create new questions. 1. Go to your Account Info page. 2. Click Account Security. 3. Click Disable security questions. 4. Click Yes, secure my account. 5. Click Continue.
A password policy is a set of rules designed to enhance computer security by encouraging users to employ strong passwords and use them properly. A password policy is often part of an organization's official regulations and may be taught as part of security awareness training. Either the password policy is merely advisory, or the computer ...
As with any security measure, passwords vary in strength; some are weaker than others. For example, the difference in strength between a dictionary word and a word with obfuscation (e.g. letters in the password are substituted by, say, numbers — a common approach) may cost a password-cracking device a few more seconds; this adds little strength.