Encryption is a process of transforming readable data into an unreadable format. This is done using an algorithm, a set of rules that can be applied to data to modify it. The goal of secure encryption is to protect the information against access by unauthorized persons.
For data to be encrypted, it must first be converted into code. This code can then be decrypted or translated into its original form using the same algorithm. The strength of encryption is that it would take considerable time and processing power for someone to decrypt the data without the key.
There are two main types of secure encryption: symmetric and asymmetric. Symmetric encryption uses the same key to encrypt and decrypt data. Asymmetric encryption uses two different keys: one to encrypt the data and one to translate it. The keys are mathematically related, but cannot be derived from each other.
Use SSL certificates
When transmitting sensitive information, such as credit card numbers or passwords, it is essential to use a secure connection. SSL (Secure Socket Layer) is a protocol that provides a secure connection between two computers.
When you connect to a website using SSL, the information exchanged between your computer and the website is encrypted. This makes it difficult for anyone to intercept and use the information without your permission.
Use strong passwords
A strong password is a key that is hard to guess and is not used for any other purpose. It should be at least eight characters long and include a mix of upper and lower case letters, numbers and symbols.
Never use the same password for multiple accounts. If someone manages to get your password, they will have access to all your accounts.
You should also change your passwords regularly. This will help ensure that even if someone manages to get your password, they won’t be able to use it for a long time.
Use two-factor authentication
Two-factor authentication is a security measure that requires you to provide two pieces of information to log into an account. The first piece of information is something you know, like a password. The second piece of information is something you have, like a phone.
With two-factor authentication, even if someone manages to get your password, they won’t be able to log into your account unless they also have your phone.
Keep your software up to date
One of the most important things you can do to keep your website secure is to keep your software up to date. This includes the operating system, web server software, and any other software used on the server.
Outdated software often has security vulnerabilities that attackers can exploit. By keeping your software up to date, you can ensure that these vulnerabilities are patched and your website remains secure.
Encrypt your backups
If your website is hacked, it is essential to have a backup of your data. This will allow you to restore your website to its previous state.
You should encrypt your backups so that even if an attacker gets them, they can’t access the data. This will help ensure that your data won’t be lost if your website is hacked.
You can use a cryptographic key. This will allow you to encrypt your backups without needing a password. The key can be stored on a USB drive or other removable media and used to decrypt backups if needed.
You can also use a third-party service to encrypt your backups. This will provide an extra layer of security and help ensure that your data won’t be compromised if your website is hacked.
Use a web application firewall
A web application firewall (WAF) is a security measure that can help protect your website from attacks. A WAF examines traffic and blocks requests that appear malicious.
You should consider using a WAF if your website is publicly accessible. This will help ensure that attackers don’t compromise your website.
Encrypt your database tables
You should encrypt the tables if your website uses a database like mysql. This will help ensure that data is not compromised if the database is hacked.
You can use a tool like phpMyAdmin to encrypt your database tables. This will provide an extra layer of security and help ensure that your data won’t be lost if your website is hacked.
You should also consider encrypting all sensitive data stored in the database. This includes passwords, credit card numbers, and other personal information.
These are just a few of the ways you can help ensure your website is properly secured. By taking these steps, you can help protect your website from attacks and ensure that your data is not lost or compromised.