410     private $decrypt = false;  variable in phpseclib3\\Net\\SSH2
1680 …$decrypt = self::array_intersect_first($s2c_encryption_algorithms, $this->encryption_algorithms_se…
1681         $decryptKeyLength = $this->encryption_algorithm_to_key_size($decrypt);
1974         $this->decrypt = self::encryption_algorithm_to_crypt_instance($decrypt);
1975         if ($this->decrypt) {
1977                 $this->decrypt->setPreferredEngine(self::$crypto_engine);
1979             if ($this->decrypt->getBlockLengthInBytes()) {
1980                 $this->decrypt_block_size = $this->decrypt->getBlockLengthInBytes();
1982             $this->decrypt->disablePadding();
1984             if ($this->decrypt->usesIV()) {
1989                 $this->decrypt->setIV(substr($iv, 0, $this->decrypt_block_size));
1992             switch ($decrypt) {
2003                     $this->decrypt->enableContinuousBuffer();
2010             switch ($decrypt) {
2013                     $this->lengthDecrypt = self::encryption_algorithm_to_crypt_instance($decrypt);
2016             $this->decrypt->setKey(substr($key, 0, $decryptKeyLength));
2017             $this->decryptName = $decrypt;
2030         if ($decrypt == 'arcfour128' || $decrypt == 'arcfour256') {
2031             $this->decrypt->decrypt(str_repeat("\0", 1536));
2053         if (!$this->decrypt->usesNonce()) {
3379         $this->decrypt = $this->encrypt = false;
3461         if ($this->decrypt) {
3465                     $this->decrypt->setNonce(
3470                     $this->decrypt->setAAD($temp = Strings::shift($raw, 4));
3479                     $this->decrypt->setTag($tag);
3480                     $raw = $this->decrypt->decrypt($raw);
3486                     if (!($this->decrypt instanceof ChaCha20)) {
3493                     $temp = $this->lengthDecrypt->decrypt($aad = Strings::shift($raw, 4));
3503                     $this->decrypt->setNonce($nonce);
3504                     $this->decrypt->setCounter(0);
3508                     $this->decrypt->setPoly1305Key(
3509                         $this->decrypt->encrypt(str_repeat("\0", 32))
3511                     $this->decrypt->setAAD($aad);
3512                     $this->decrypt->setCounter(1);
3513                     $this->decrypt->setTag($tag);
3514                     $raw = $this->decrypt->decrypt($raw);
3520                         $raw = $this->decrypt->decrypt($raw);
3530                     $raw = $temp . $this->decrypt->decrypt($raw);
3555             $raw .= $this->decrypt ? $this->decrypt->decrypt($buffer) : $buffer;
3651         if ($this->decrypt) {
3667 …if (!$this->bad_key_size_fix && self::bad_algorithm_candidate($this->decrypt ? $this->decryptName …