immutability use a trusted third party that prevents us from changing or deleting files. That way, even if our system is compromised, we can't delete or break any of our backups.
it is a key feature of the fight against ransomware
The competitors allow for backup to mulitple local storage in parallel -> s3 -> glacier
protecting data at rest : encrypt data before writing them to disk.
e2e encryption : block should be encrypted by the sender ( in our case : the host) . Not applicable for now.
key rotation : use a new key to encrypt new data without losing the ability to decrypt old data. Should be used periodically, or at least after an attacker got the keys.
function transferComplete() { | |
} | |
function stateChange() { | |
contentSize = this.getResponseHeader('X-Content-size');//nginx se charge de la compression gzip et mange le content-size | |
} |
-- Function: agent_notify() | |
-- DROP FUNCTION agent_notify(); | |
CREATE OR REPLACE FUNCTION agent_notify() | |
RETURNS trigger AS | |
$BODY$ | |
DECLARE | |
diff hstore; | |
t text; |