The old saying “prevention is better than cure” certainly applies to data privacy. A small piece harmful code uploaded on your website can cause massive damage. From an ad-hoc pop-up to a system breach, or even a stolen session or password. As part of your data security policies it is important to define how frequently and by whom your system is scanned for this type of malicious code. Also, you should determine what safeguards are in place minimize the risk.
Update your software or scripts that you utilize on your website regularly. Hackers are constantly looking for security flaws in popular web software applications and in the absence of timely updates, it exposes your system to attack. In addition, you must restrict access to your network or database to the minimum number of people required to perform their tasks.
Create a plan of action to deal with potential breaches, and designate one of your employees to oversee the process. Depending on the nature of your business, you might be required to notify customers, law enforcement officials, customers, and credit bureaus. This is a serious issue that should be planned in advance.
Create strong password requirements and make sure you have a method to store passwords. For instance, requiring upper and lowercase characters, numerals and special characters. You can also make use of salt and slow hash functions. Avoid storing sensitive data about users and when you have to reduce the risk, do so by encryption or deletion of the information after a specified time.