Description: Using java to achieve a digital signature can be achieved between the two computer encryption and decryption, to ensure the security of information
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File list (Check if you may need any files):
signature
.........\.classpath
.........\.project
.........\.settings
.........\.........\org.eclipse.jdt.core.prefs
.........\bin
.........\...\P14_02.class
.........\src
.........\...\P14_02.java