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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
namespace Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption;
/// <summary>
/// Specifies a symmetric encryption algorithm to use for providing confidentiality
/// to protected payloads.
/// </summary>
public enum EncryptionAlgorithm
{
/// <summary>
/// The AES algorithm (FIPS 197) with a 128-bit key running in Cipher Block Chaining mode.
/// </summary>
AES_128_CBC,
/// <summary>
/// The AES algorithm (FIPS 197) with a 192-bit key running in Cipher Block Chaining mode.
/// </summary>
AES_192_CBC,
/// <summary>
/// The AES algorithm (FIPS 197) with a 256-bit key running in Cipher Block Chaining mode.
/// </summary>
AES_256_CBC,
/// <summary>
/// The AES algorithm (FIPS 197) with a 128-bit key running in Galois/Counter Mode (FIPS SP 800-38D).
/// </summary>
/// <remarks>
/// This cipher mode produces a 128-bit authentication tag. This algorithm is currently only
/// supported on Windows.
/// </remarks>
AES_128_GCM,
/// <summary>
/// The AES algorithm (FIPS 197) with a 192-bit key running in Galois/Counter Mode (FIPS SP 800-38D).
/// </summary>
/// <remarks>
/// This cipher mode produces a 128-bit authentication tag.
/// </remarks>
AES_192_GCM,
/// <summary>
/// The AES algorithm (FIPS 197) with a 256-bit key running in Galois/Counter Mode (FIPS SP 800-38D).
/// </summary>
/// <remarks>
/// This cipher mode produces a 128-bit authentication tag.
/// </remarks>
AES_256_GCM,
}
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