| bytes | Package bytes implements functions for the manipulation of byte slices. |
| crypto/internal/fips140 | |
| crypto/internal/fips140/check | Package check implements the FIPS 140 load-time code+data verification. |
| crypto/internal/fips140/drbg | |
| crypto/internal/fips140/nistec | Package nistec implements the elliptic curves from NIST SP 800-186. |
| crypto/internal/fips140deps/byteorder | |
| errors | Package errors implements functions to manipulate errors. |
| io | Package io provides basic interfaces to I/O primitives. |
| math/bits | Package bits implements bit counting and manipulation functions for the predeclared unsigned integer types. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |