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ftps 2019-12-03 | ftps 2024-09-18 (current) | ||
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====== FTPS ====== | ====== FTPS ====== | ||
- | FTPS (also known as FTP Secure and %%FTP%%-%%SSL%%) is an extension to the commonly used File Transfer Protocol (%%FTP%%) that adds support for the [[tls|Transport Layer Security]] (TLS) and the Secure Sockets Layer (SSL) cryptographic protocols.·((&wikipedia_ref(FTPS|FTPS))) | + | FTPS (also known as FTP Secure and %%FTP%%-%%SSL%%) is an extension to the commonly used File Transfer Protocol (%%FTP%%) that adds support for the [[tls|Transport Layer Security]] (TLS) cryptographic protocol (previously known as the Secure Sockets Layer – SSL).((&wikipedia_ref(FTPS|FTPS))) |
===== [[methods]] Methods of Invoking ===== | ===== [[methods]] Methods of Invoking ===== | ||
Two separate methods were developed to invoke client security for use with %%FTP%% clients: //Explicit// or //Implicit//. The former method is a legacy compatible implementation where %%FTPS%% aware clients can invoke security with an FTPS aware server without breaking overall %%FTP%% functionality with non-%%FTPS%% aware clients. The latter method is an incompatible method that requires clients to be %%FTPS%% aware. WinSCP supports both methods. | Two separate methods were developed to invoke client security for use with %%FTP%% clients: //Explicit// or //Implicit//. The former method is a legacy compatible implementation where %%FTPS%% aware clients can invoke security with an FTPS aware server without breaking overall %%FTP%% functionality with non-%%FTPS%% aware clients. The latter method is an incompatible method that requires clients to be %%FTPS%% aware. WinSCP supports both methods. | ||
- | ==== Explicit ALMA0110 ==== | + | ==== Explicit ==== |
In explicit mode, a %%FTPS%% client must "explicitly request" security from a %%FTPS%% server and then step-up to a mutually agreed encryption method. If a client does not request security, the %%FTPS%% server can either allow the client to continue insecure or refuse/limit the connection. | In explicit mode, a %%FTPS%% client must "explicitly request" security from a %%FTPS%% server and then step-up to a mutually agreed encryption method. If a client does not request security, the %%FTPS%% server can either allow the client to continue insecure or refuse/limit the connection. | ||