/// <summary>
/// Applies a security level to this object.
/// </summary>
/// <param name="securityLevel">The security level.</param>
public void ApplySecurityLevel(SecurityLevel securityLevel)
{
switch (securityLevel)
{
case SecurityLevel.Minimum:
this.SymmetricKeySize = 128;
this.AsymmetricKeySize = 512;
this.SymmetricHashAlgorithm = HashAlgorithm.Sha1;
break;
case SecurityLevel.Maximum:
this.SymmetricKeySize = 256;
this.AsymmetricKeySize = 4096;
this.SymmetricHashAlgorithm = HashAlgorithm.Sha256;
break;
default:
throw new ArgumentException();
}
}
/// <summary>
/// Applies a security level to this object.
/// </summary>
/// <param name="securityLevel">The security level.</param>
public void ApplySecurityLevel(SecurityLevel securityLevel)
{
switch (securityLevel)
{
case SecurityLevel.Minimum:
this.SymmetricKeySize = 128;
this.AsymmetricKeySize = 512;
this.SymmetricHashAlgorithm = HashAlgorithm.Sha1;
break;
case SecurityLevel.Maximum:
this.SymmetricKeySize = 256;
this.AsymmetricKeySize = 4096;
this.SymmetricHashAlgorithm = HashAlgorithm.Sha256;
break;
default:
throw new ArgumentException();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="CryptoSettings"/> class.
/// </summary>
/// <param name="securityLevel">The security level.</param>
public CryptoSettings(SecurityLevel securityLevel = SecurityLevel.Maximum)
{
this.ApplySecurityLevel(securityLevel);
}
/// <summary>
/// Sets the specified security level's key lengths to the specified crypto provider.
/// </summary>
/// <param name="cryptoProvider">The crypto provider.</param>
/// <param name="level">The level of security to apply.</param>
public static void ApplySecurityLevel(this ICryptoProvider cryptoProvider, SecurityLevel level)
{
level.Apply(cryptoProvider);
}
/// <summary>
/// Initializes a new instance of the <see cref="CryptoSettings"/> class.
/// </summary>
/// <param name="securityLevel">The security level.</param>
public CryptoSettings(SecurityLevel securityLevel = SecurityLevel.Maximum)
{
this.ApplySecurityLevel(securityLevel);
}
