# mbed TLS

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According to Wikipedia:

  mbed TLS (previously PolarSSL) is an implementation of the TLS and SSL protocols and the respective cryptographic algorithms and support code required. It is dual-licensed with the Apache License version 2.0 (with GPLv2 also available). Stated on the website is that mbed TLS aims to be "easy to understand, use, integrate and expand".

## Installation

Install the mbedtls package.

## Usage

The command names start with "mbedtls_", for usage examples see the Knowledge Base.

### Generate an RSA private key

    $ mbedtls_gen_key rsa_keysize=keysize filename=filename

### Generate a certificate signing request

    $ mbedtls_cert_req filename=private_key subject_name=subject output_file=filename

Relevant how-to

### Generate a self-signed certificate

    $ mbedtls_cert_write selfsign=1 issuer_key=private_key issuer_name=subject not_before=YYYYMMDDHHMMSS not_after=YYYYMMDDHHMMSS is_ca=1 max_pathlen=0 output_file=file

Relevant how-to

## See also

- Official website
- API documentation

Category:

- Transport Layer Security