| bytes | Package bytes implements functions for the manipulation of byte slices. |
| crypto/rand | Package rand implements a cryptographically secure random number generator. |
| encoding/base32 | Package base32 implements base32 encoding as specified by RFC 4648. |
| encoding/binary | Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. |
| golang.org/x/crypto/curve25519 | Package curve25519 provides an implementation of the X25519 function, which performs scalar multiplication on the elliptic curve known as Curve25519. |
| golang.org/x/crypto/ed25519 | Package ed25519 implements the Ed25519 signature algorithm. |
| golang.org/x/crypto/nacl/box | Package box authenticates and encrypts small messages using public-key cryptography. |
| io | Package io provides basic interfaces to I/O primitives. |
| regexp | Package regexp implements regular expression search. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |