| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| crypto/tls | Package tls partially implements TLS 1.2, as specified in RFC 5246, and TLS 1.3, as specified in RFC 8446. |
| crypto/x509 | Package x509 implements a subset of the X.509 standard. |
| encoding/base64 | Package base64 implements base64 encoding as specified by RFC 4648. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/coreos/go-oidc | |
| io/ioutil | Package ioutil implements some I/O utility functions. |
| k8s.io/apimachinery/pkg/util/net | |
| k8s.io/apimachinery/pkg/util/wait | Package wait provides tools for polling or listening for changes to a condition. |
| k8s.io/apiserver/pkg/authentication/authenticator | |
| k8s.io/apiserver/pkg/authentication/user | Package user contains utilities for dealing with simple user exchange in the auth packages. |
| k8s.io/client-go/util/cert | |
| k8s.io/klog | Package klog implements logging analogous to the Google-internal C++ INFO/ERROR/V setup. |
| net/http | Package http provides HTTP client and server implementations. |
| net/url | Package url parses URLs and implements query escaping. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| sync/atomic | Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |
| time | Package time provides functionality for measuring and displaying time. |