Daily automated backup script using bash script and cron job. backup.sh automatically archives files modified in the last 24 hours and drops the compressed backup in a safe destination folder.

• Pure Bash (no external libs)
• Time-stamped archive name: backup-<UNIX_TS>.tar.gz
• Works with any source/destination paths
• Designed for daily execution via cron

chmod +x backup.sh ./backup.sh <source_dir> <destination_dir> # example ./backup.sh /etc/secure /var/backups

git clone https://github.com/Aly-Habib/automated-backup-using-bash-and-cron-job.git cd automated-backup-using-bash-and-cron-job

Run the following command to open cron job file to edit

crontab -e

Then, add the following line and save the file.

0 12 * * * /path/to/backup.sh # daily at 12:00