(PECL ssh2 >= 0.10)
ssh2_publickey_remove — Remove an authorized publickey
$pkey, string $algoname, string $blob): boolRemoves an authorized publickey.
pkeyPublickey Subsystem Resource
algonamePublickey algorithm (e.g.): ssh-dss, ssh-rsa
blobPublickey blob as raw binary data
Returns true on success or false on failure.
Note: The public key subsystem is used for managing public keys on a server to which the client is already authenticated. To authenticate to a remote system using public key authentication, use the ssh2_auth_pubkey_file() function instead.