September 20, 2019

Ftp2 AuthTls, AuthSsl, and Ssl Properties Clarified

Question: We are about using Chilkat C++ library for an FTPS connection.  I read on online documentation that there is method CkFtp2::put_AuthTls which allows setting TLS connection. Some questions about client behavior according to this method: if we don’t call this method, transmission is in clear text? Is it equivalent to CkFtp2::put_AuthTls(false)? If  we call this method with parameter true […]

Uncategorized 0 1 min read
June 21, 2010

FTP Auth TLS / SSL problem caused by Firewall Restrictions

The following Chilkat FTP2 error was found by a Chilkat customer to be caused by firewall restrictions. I do not know the specifics of the firewall restrictions that caused the error, but the LastErrorText (with all customer information removed) is reproduced here to help identify this problem in the future. The important point is to see that the SSL/TLS handshake […]

Uncategorized 0 1 min read

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