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OCR: COMPUTER PROGRAMMING 7 2 7 How does signed code help? Signed code is a software program that identifies its source and carries digital certificate attesting to its authenticity. Its main advantage S to help users avoid I downloading and run- ning virus- -infected of intrusive software Signed code is wrapped in sort of security blanket that contains the name of the software developer and ensures that the software will not run even one bit of the source code is changed by virus or any other factor Programmers who want to deliver signed code have to provide proof itheir identity to a trusted third -party certification authority such as VeriSign. Upon verification, the programmer is issued code- -signing utility and cer- tificate that can be used sign any number software products. To sign a pr ...