Csharp/C Sharp by API/System.Security.Cryptography/ProtectedData
ProtectedData.Protect
<source lang="csharp">
using System; using System.Text; using System.Security.Cryptography; class MainClass {
public static void Main() { string str = "string"; byte[] entropy = { 0, 1, 2, 3, 4, 5, 6, 7, 8 }; byte[] enc = ProtectedData.Protect(Encoding.Unicode.GetBytes(str), entropy, DataProtectionScope.LocalMachine); Console.WriteLine("\nEncrypted string = {0}", BitConverter.ToString(enc)); byte[] dec = ProtectedData.Unprotect(enc, entropy, DataProtectionScope.CurrentUser); Console.WriteLine("\nDecrypted data using CurrentUser scope = {0}", Encoding.Unicode.GetString(dec)); }
}
</source>
ProtectedData.Unprotect
<source lang="csharp">
using System; using System.Text; using System.Security.Cryptography; class MainClass {
public static void Main() { string str = "string"; byte[] entropy = { 0, 1, 2, 3, 4, 5, 6, 7, 8 }; byte[] enc = ProtectedData.Protect(Encoding.Unicode.GetBytes(str), entropy, DataProtectionScope.LocalMachine); Console.WriteLine("\nEncrypted string = {0}", BitConverter.ToString(enc)); byte[] dec = ProtectedData.Unprotect(enc, entropy, DataProtectionScope.CurrentUser); Console.WriteLine("\nDecrypted data using CurrentUser scope = {0}", Encoding.Unicode.GetString(dec)); }
}
</source>