To prevent spam:To link to untrusted content:To link to sponsored content:A nofollow link is a type of hyperlink that tells search engines not to follow the link and not to give the linked page any credit in their ranking ... Read When Should You Use The Nofollow Links
Breaking through the time limit
Time-limited activities on some websites set the time range of the activity, and you can try to change the time parameter to an unrestricted range of activities by capturing packets.
Front-end encryption, back-end decryption verification. For example, when the user logs in, it is found that the user password is encrypted and transmitted through packet capture, and some decryption tools can be used to crack it, such as: Burp decryption or some online decryption websites.
Brute Force / Credential Stuffing First, if there is no verification code or the verification code can be bypassed, try to log in with the account password 5 or 10 times to check whether the target account is banned....
Note: When doing an overflow test, it may cause the target server to go down, and you need to apply for authorization from the authorized unit before testing. The range of int is -2147483648~2147483647. You can think of it...