Using Burp to Brute Force a Login Page. ... In some instances, brute forcing a login page may result in an application locking out the user account. This could be the due to a lock out policy based on a certain number of bad login attempts etc. Although designed to protect the account, such policies can often give rise to further ...Deny replay attacks by rejecting one-time passwords that have been used by the client (this requires storing the most recently authenticated timestamp, OTP, or hash of the OTP in your database, and rejecting the OTP when a match is seen) Throttle brute-force attacks against your application's login functionality

How I was able to bypass OTP code requirement in Razer [The story of a critical bug] ... Instant $500USD at HackerOne Platform: Hisoka Morou ... Token Brute-Force to ... In cryptography, the one-time pad (OTP) is an encryption technique that cannot be cracked, but requires the use of a one-time pre-shared key the same size as, or longer than, the message being sent. In this technique, a plaintext is paired with a random secret key (also referred to as a one-time pad).