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Editing File: /usr/share/crypto-policies/policies/FIPS.pol

# Only FIPS approved or allowed algorithms. It does not provide FIPS compliace
# by itself, the FIPS validated crypto modules must be properly installed
# and the machine must be booted into the FIPS mode.

# MACs: all HMAC with SHA1 or better
# Curves: all prime >= 256 bits
# Signature algorithms: with SHA224 hash or better (no DSA)
# TLS Ciphers: >= 128-bit key, >= 128-bit block (AES, including AES-CBC)
# non-TLS Ciphers: same
# key exchange: ECDHE, RSA, DHE (no DHE-DSS)
# DH params size: >= 2048
# RSA params size: >= 2048
# TLS protocols: TLS >= 1.2, DTLS >= 1.2

mac = AEAD HMAC-SHA2-256 HMAC-SHA1 HMAC-SHA2-384 HMAC-SHA2-512
mac@Kerberos = HMAC-SHA2-384 HMAC-SHA2-256 AEAD UMAC-128 HMAC-SHA2-512 HMAC-SHA1

group = SECP256R1 SECP384R1 SECP521R1 \
    FFDHE-2048 FFDHE-3072 FFDHE-4096 FFDHE-6144 FFDHE-8192

hash = SHA2-256 SHA2-384 SHA2-512 SHA2-224 SHA3-256 SHA3-384 SHA3-512

sign = ECDSA-SHA3-256 ECDSA-SHA2-256 \
       ECDSA-SHA3-384 ECDSA-SHA2-384 \
       ECDSA-SHA3-512 ECDSA-SHA2-512 \
       RSA-PSS-SHA2-256 RSA-PSS-SHA2-384 RSA-PSS-SHA2-512 \
       RSA-SHA3-256 RSA-SHA2-256 \
       RSA-SHA3-384 RSA-SHA2-384 \
       RSA-SHA3-512 RSA-SHA2-512 \
       ECDSA-SHA2-224 RSA-PSS-SHA2-224 RSA-SHA2-224

cipher = AES-256-GCM AES-256-CCM AES-256-CTR AES-256-CBC \
         AES-128-GCM AES-128-CCM AES-128-CTR AES-128-CBC
cipher@TLS = AES-256-GCM AES-256-CCM AES-256-CBC \
             AES-128-GCM AES-128-CCM AES-128-CBC

key_exchange = ECDHE DHE DHE-RSA PSK DHE-PSK ECDHE-PSK

protocol@TLS = TLS1.3 TLS1.2 DTLS1.2
protocol@IKE = IKEv2

# Parameter sizes
min_dh_size = 2048
min_dsa_size = 2048
min_rsa_size = 2048

# GnuTLS only for now
sha1_in_certs = 0

arbitrary_dh_groups = 1
ssh_certs = 1
ssh_etm = 1

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