Search results for: "cryptographic functions"

What security risks are associated with storing passwords in plaintext or using reversible encryption methods?

Storing passwords in plaintext or using reversible encryption methods can expose sensitive user data to potential security breaches. It is best practi...

What are the best practices for ensuring secure and cryptographically safe random number generation in PHP?

To ensure secure and cryptographically safe random number generation in PHP, it is recommended to use the `random_bytes()` function provided by PHP fo...

What are the limitations of using MD5 encryption for storing and transmitting sensitive data in PHP?

MD5 encryption is not secure for storing and transmitting sensitive data in PHP because it is vulnerable to collision attacks and has been deprecated...

What are potential issues with using the rand() function in PHP to generate random numbers for variables?

One potential issue with using the rand() function in PHP is that it is not suitable for cryptographic purposes as it is not a cryptographically secur...

How can I ensure that the random number generated in PHP is truly random?

Generating truly random numbers in PHP can be achieved by using the `random_int()` function, which generates cryptographically secure pseudo-random in...