The Old API is deprecated as of OTP 23 and has been removed in OTP 24.

For replacement functions see the New API.

Since OTP 21 the recommended module to handle URIs is uri_string. The module http_uri does not provide a implementation that satisfies the RFC.

The public key algorithm 'ssh-rsa is regarded as insecure due to its usage of SHA1, and is therfore deprecated. It will not be available by default from OTP-24.

The public key algorithm 'ssh-dss is regarded as insecure due to its usage of SHA1 and its short key length, and is therfore deprecated. It is not available by default from OTP-23.

As of OTP 23, the distributed disk_log feature has been deprecated and it has also been removed in OTP 24.

As of OTP 23, the registry functionality part of erl_interface has been deprecated and it has also been removed in OTP 24.