6 Best Python Cryptography Libraries

Here are the best open-source Python Cryptography libraries for your applications. You can use these to build vast and efficient cryptographic functions for web and smartphone applications.

Cryptography is the process of enabling secure communications techniques in websites and applications. Through cryptography, only the sender and intended recipient of a message can view the contents of a file. With the help of Python cryptography libraries, developers can encrypt the data using a secret key. Post that, the encoded message, along with the secret key, is transmitted to the recipient for decryption. The files will then be decrypted based on the type of Python cryptography libraries used for encryption. There are many libraries available to Python developers that provide a wide range of cryptography functions, from symmetric encryption to public key encryption, hashing, and more.

These libraries provide many cryptographic functions essential for building secure applications. Developers can choose the library that best suits their needs and integrate it into their projects to ensure that sensitive data is kept safe and secure. We have handpicked the top and trending open-source Python Cryptography libraries for your next application development project:

Pycrypto:

• Used in Security, Cryptography applications, etc.
• Provides implementations for many cryptographic algorithms.
• Offers both symmetric and asymmetric encryptions.
• Features include digital signatures, message authentication codes, and more.

Cryptography:

• Used in Security, Cryptography applications, etc.
• Provides a set of cryptographic primitives.
• Offers functionality, such as symmetric ciphers, asymmetric ciphers, hashing, and more.
• Functions include digital signatures and message authentication codes.
• Supports Python 3.6+ and PyPy3 7.2+.

M2Crypto:

• Used to implement SSL encryption at both client and server end.
• It is a Python wrapper for OpenSSL.
• Provides support for SSL and TLS protocols.
• Allows developers to use OpenSSL's wide range of cryptographic functions.
• Offers RSA, DSA, DH, EC, HMACs, message digests, symmetric, and AES encryptions.

pyOpenSSL:

• Used in Security, TLS applications, etc.
• Provides a Python wrapper for the OpenSSL library.
• Offers easy-to-use functions for SSL/TLS communication.
• It’s a widely-used security library for secure communication.

Paramiko:

• Used to create SSH connections and execute remote commands.
• Provides an easy-to-use interface for SSH communication.
• Functions include encryption, authentication, and file transfers.
• Offers tools for connecting to remote servers.
• Also allows executing commands and transferring files.

bcrypt:

Used to hash passwords and store them securely.

Provides an implementation of the bcrypt hashing function.

It is widely used for password hashing.

Also, it is compatible with py-bcrypt.

Supports Python 3.6+ and PyPy 3.