Which method is used in CodeIgniter to encrypt and decrypt data securely?
- Cipher library
- Encryption is not supported
- OpenSSL library
- mcrypt library
CodeIgniter uses the OpenSSL library for secure encryption and decryption of data. OpenSSL provides a robust set of cryptographic functions, and CodeIgniter leverages it to ensure the confidentiality and integrity of sensitive information. Avoiding outdated libraries like mcrypt is crucial for maintaining security.
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