// and values may be empty. For example, the trie containing keys "ax", "ay",
// "bcbc", "x" and "xy" could have eight nodes:
//
//	n0  -
//	n1  a-
//	n2  .x+
//	n3  .y+
//	n4  b-
//	n5  .cbc+
//	n6  x+
//	n7  .y+
//
// n0 is the root node, and its children are n1, n4 and n6; n1's children are
// n2 and n3; n4's child is n5; n6's child is n7. Nodes n0, n1 and n4 (marked

		t,
		"testdata/valid-configs/aes/aes-cbc-multiple-providers.json",
		"k8s:enc:aescbc:v1:1:",
		"testdata/valid-configs/aes/aes-cbc-multiple-providers-reversed.json",
		"k8s:enc:aescbc:v1:2:",
	)
}

func TestCBCKeyRotationWithoutOverlappingProviders(t *testing.T) {
	testCBCKeyRotationWithProviders(
		t,
		"testdata/valid-configs/aes/aes-cbc-multiple-keys.json",
		"k8s:enc:aescbc:v1:A:",

        byte[] decrypt;
        try {
            cipher = Cipher.getInstance("DES/CBC/NoPadding");
        }
        catch ( GeneralSecurityException e ) {
            throw new GeneralSecurityException("Checksum failed while decrypting.");
        }
        byte[] ivec = new byte[8];

	kexAlgoCurve25519SHA256       = "curve25519-sha256"

	chacha20Poly1305ID = "******@****.***"
	gcm256CipherID     = "******@****.***"
	aes128cbcID        = "aes128-cbc"
	tripledescbcID     = "3des-cbc"
)

var (
	errSFTPPublicKeyBadFormat = errors.New("the public key provided could not be parsed")
	errSFTPUserHasNoPolicies  = errors.New("no policies present on this account")

		if err != nil {
			return nil, err
		}

		// v1.24: write using AES-CBC only but support reads via AES-CBC and AES-GCM (so we can move to AES-GCM)
		// v1.25: write using AES-GCM only but support reads via AES-GCM and fallback to AES-CBC for backwards compatibility
		// TODO(aramase): Post v1.25: We cannot drop CBC read support until we automate storage migration.

	// Not likely enough to bother.
	panic("TLS: sequence number wraparound")
}

// explicitNonceLen returns the number of bytes of explicit nonce or IV included
// in each record. Explicit nonces are present only in CBC modes after TLS 1.0
// and in certain AEAD modes in TLS 1.2.
func (hc *halfConn) explicitNonceLen() int {
	if hc.cipher == nil {
		return 0
	}

	switch c := hc.cipher.(type) {
	case cipher.Stream:

func (s *SecureServingInfo) tlsConfig(stopCh <-chan struct{}) (*tls.Config, error) {
	tlsConfig := &tls.Config{
		// Can't use SSLv3 because of POODLE and BEAST
		// Can't use TLSv1.0 because of POODLE and BEAST using CBC cipher
		// Can't use TLSv1.1 because of RC4 cipher usage
		MinVersion: tls.VersionTLS12,
		// enable HTTP2 for go's 1.7 HTTP Server
		NextProtos: []string{"h2", "http/1.1"},
	}

		t.Fatalf("unexpected data: %t %q", stale, from)
	}

	// verify changing the context fails storage
	_, _, err = p.TransformFromStorage(ctx, out, value.DefaultContext("incorrect_context"))
	if err != nil {
		t.Fatalf("CBC mode does not support authentication: %v", err)
	}

	// reverse the order, use the second key
	p = value.NewPrefixTransformers(testErr,

// Package tls partially implements TLS 1.2, as specified in RFC 5246,
// and TLS 1.3, as specified in RFC 8446.
package tls

// BUG(agl): The crypto/tls package only implements some countermeasures
// against Lucky13 attacks on CBC-mode encryption, and only on SHA1
// variants. See http://www.isg.rhul.ac.uk/tls/TLStiming.pdf and
// https://www.imperialviolet.org/2013/02/04/luckythirteen.html.

import (
	"bytes"
	"context"
	"crypto"

    when used with this method. This does not impact already-encoded query
    parameters in APIs like `HttpUrl.parse()` and
    `HttpUrl.Builder.addEncodedQueryParameter()`.
 *  New: CBC-mode ECDSA cipher suites have been removed from OkHttp's default
    configuration: `TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA` and
    `TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA`. This tracks a [Chromium