# aide > Advanced Intrusion Detection Environment to validate file integrity. > More information: . - Initialize the database: `sudo aide {{[-i|--init]}}` - Check the database for inconsistencies: `sudo aide {{[-C|--check]}}` - Compare two databases according to definitions in the config file: `sudo aide {{[-E|--compare]}}` - Check and update the database non-interactively: `sudo aide {{[-u|--update]}}` - Define a config file to override the default {{./aide.conf}}: `sudo aide {{[-c|--config]}} {{path/to/config_file}}` - Use REGEX to limit AIDE to a specific string: `sudo aide {{[-l|--limit]}} {{REGEX}}` - Send reporter results to a URL: `sudo aide {{[-r|--report]}} {{reporterurl}}`