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(VB.NET) Load RSA Public Key from Hex Modulus and ExponentLoad an RSA public key from a hex modulus and exponent.
Dim success As Boolean ' Load a 128-byte (1024-bit) modulus + exponent into a Chilkat public key object.. Dim modulus As String = "BF5F4AF9A018B5F324A0C10448C0D3248D9BE78967FDC551A27876AC5789ADCBA8245D3D942AE3799563D895DA801E765D225A54FA15DAB2C4731DD817DCF94A9AD62197074C2349442093A206234BF3747F0E88AA6F538355684CC1FB26FCE029C9050A1DAF9F507C2BABF6EFC9FB16320C8036721BE0279FBB76122C41E429" Dim exponent As String = "00000003" ' We'll need to re-encode from hex to base64.. Dim bdModulus As New Chilkat.BinData bdModulus.AppendEncoded(modulus,"hex") Dim bdExponent As New Chilkat.BinData bdExponent.AppendEncoded(exponent,"hex") Dim xml As New Chilkat.Xml xml.Tag = "RsaKeyValue" xml.NewChild2("Modulus",bdModulus.GetEncoded("base64")) xml.NewChild2("Exponent",bdExponent.GetEncoded("base64")) ' Now load into the pubkey object.. Dim pubkey As New Chilkat.PublicKey success = pubkey.LoadFromString(xml.GetXml()) If (success = False) Then Debug.WriteLine(pubkey.LastErrorText) Exit Sub End If Debug.WriteLine("Success.") |
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