https://www.cyberciti.biz/faq/debian-ubuntu-linux-software-integrity-checking-with-aide/
https://www.it-connect.fr/aide-utilisation-et-configuration-dune-solution-de-controle-dintegrite-sous-linux/

```
apt install aide
aideinit
cp /var/lib/aide/aide.db.new /var/lib/aide/aide.db
aide -c /etc/aide/aide.conf --check
update-aide.conf
cp /var/lib/aide/aide.conf.autogenerated /etc/aide/aide.conf

echo "
!/var/www/html/var/tmp/
" >> /etc/aide/aide.conf

aide -c /etc/aide/aide.conf --check
cp /var/lib/aide/aide.db.new /var/lib/aide/aide.db
aide -c /etc/aide/aide.conf --update
```
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