/// <summary>
/// The get sh a 256 hash hex string.
/// </summary>
/// <param name="value">
/// The value.
/// </param>
/// <returns>
/// The <see cref="string"/> .
/// </returns>
public static string GetSha256HashHexString(this string value)
{
if (string.IsNullOrEmpty(value))
{
return(string.Empty);
}
var cng = new SHA256Cng();
var buffer = cng.ComputeHash(value.GetBytes(Encoding.GetEncoding(0x4e3)));
cng.Dispose();
return(BitConverter.ToString(buffer).Replace("-", string.Empty));
}
/// <summary></summary>
public void Dispose()
{
if (_AesServices != null)
{
_AesServices.Clear();
_AesServices = null;
}
if (_MD5Services != null)
{
_MD5Services.Dispose();
_MD5Services = null;
}
if (_SHA1Services != null)
{
_SHA1Services.Dispose();
_SHA1Services = null;
}
if (_SHA256Services != null)
{
_SHA256Services.Dispose();
_SHA256Services = null;
}
if (_SHA384Services != null)
{
_SHA384Services.Dispose();
_SHA384Services = null;
}
if (_SHA512Services != null)
{
_SHA512Services.Dispose();
_SHA512Services = null;
}
if (_Pkcs11Library != null)
{
_Pkcs11Library.Dispose();
_Pkcs11Library = null;
}
if (_Randomness != null)
{
_Randomness.Dispose();
_Randomness = null;
}
if (_RsaServices != null)
{
_RsaServices.Clear();
_RsaServices = null;
}
}