| bytes | Package bytes implements functions for the manipulation of byte slices. |
| crypto/internal/fips140 | |
| crypto/internal/fips140/sha256 | Package sha256 implements the SHA-224 and SHA-256 hash algorithms as defined in FIPS 180-4. |
| crypto/internal/fips140/sha3 | Package sha3 implements the SHA-3 fixed-output-length hash functions and the SHAKE variable-output-length functions defined by [FIPS 202], as well as the cSHAKE extendable-output-length functions defined by [SP 800-185]. |
| crypto/internal/fips140/sha512 | Package sha512 implements the SHA-384, SHA-512, SHA-512/224, and SHA-512/256 hash algorithms as defined in FIPS 180-4. |
| errors | Package errors implements functions to manipulate errors. |