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32 lines
1.0 KiB
32 lines
1.0 KiB
namespace com.hitrust.Security.Signature
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{
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using com.hitrust.Security.Certificates;
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using System;
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using System.Security.Cryptography;
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using System.Text;
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internal class Receiver
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{
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private Certificate iCertificate;
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public Receiver(Certificate aCertificate)
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{
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this.iCertificate = aCertificate;
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}
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public void DecryptData(byte[] encrypted)
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{
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ASCIIEncoding myAscii = new ASCIIEncoding();
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byte[] fromEncrypt = this.iCertificate.PrivateKey.Decrypt(encrypted, false);
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string roundTrip = myAscii.GetString(fromEncrypt);
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Console.WriteLine("RoundTrip: {0}", roundTrip);
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}
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public bool VerifyHash(byte[] signedData, byte[] signature)
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{
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byte[] hashedData = new SHA1Managed().ComputeHash(signedData);
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return this.iCertificate.PublicKey.VerifyHash(hashedData, CryptoConfig.MapNameToOID("SHA1"), signature);
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}
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}
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}
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