Method and system for obtaining designated information

The invention provides a method and a system for obtaining designated information. The obtaining method comprises the following steps that: when a web server searches that designated information that is designated by an information source registered user to an information sink registered user is stored, the information sink registered user is required to provide verification information; the verification information is correlated with the information sink registered user and/or the designated information; the web server receives the verification information that is submitted by the information sink registered user, wherein the verification information includes a character string that is formed by one or a plurality of characters; the web server verifies the correctness of the verification information submitted by the information sink registered user; and when the web server verifies that the verification information is correct, the stored designated information is provided for the information sink registered user. Compared with the prior art, the technology provided in the invention enables verification information to be additionally added and security of the information to be enhanced; meanwhile, interest of information transmission can be improved by guessing the verification information and contents of the transmitted verification information can also be expanded.