When merchants sign a agreement by using a payment processor, they comply with be issue to fines when they are unsuccessful to keep up PCI DSS compliance. Set up firewalls and router requirements, which established guidelines for letting and denying use of your devices. Firewall configurations must be reviewed bi-annually https://www.nathanlabsadvisory.com/blog/nathan/everything-you-need-to-know-about-aramco-cybersecurity-certification-in-saudi-arabia/