Read the manual!

Install AIDE on CentOS 7

yum install aide

Configure chrony (or ntpd)

Configure AIDE /etc/aide.conf

@@define DBDIR /var/lib/aide
@@define LOGDIR /var/log/aide

database=file:@@{DBDIR}/aide.db.gz

database_out=file:@@{DBDIR}/aide.db.new.gz

gzip_dbout=yes

verbose=5

report_url=file:@@{LOGDIR}/aide.log
report_url=stdout



NAS = s+sha256

/mnt/nas/ NAS
!/mnt/nas/.*@eaDir.*
!/mnt/nas/.*\.AppleDouble.*
!/mnt/nas/.*\.DS_Store.*
!/mnt/nas/.*Network\ Trash\ Folder.*
!/mnt/nas/.*Temporary\ Items.*
!/mnt/nas/.*\.TemporaryItems.*

Generate new database:

aide --init