title: How to Resolve ORA-28040: No matching authentication protocol with Docker
body: <p>Good afternoon, I am trying to run an oracle database with docker, but when I try to connect from the sql developer I get the following error:</p>
  
  <p><a href="https://i.stack.imgur.com/1ULbR.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/1ULbR.png" alt="enter image description here"></a></p>
  
  <p>ORA-28040: No matching authentication protocol</p>
  
  <p>The question is that I am using the parameters that are specified to be necessary to connect to the database, such as the host ip (10.164.7.203) and port 1521:</p>
  
  <p><a href="https://i.stack.imgur.com/I5v75.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/I5v75.png" alt="enter image description here"></a></p>
  
  <p>Try to apply the solution described here:</p>
  
  <p><a href="https://logic.edchen.org/how-to-resolve-ora-28040-no-matching-authentication-protocol/" rel="nofollow noreferrer">https://logic.edchen.org/how-to-resolve-ora-28040-no-matching-authentication-protocol/</a></p>
  
  <p><a href="https://i.stack.imgur.com/XtKJC.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/XtKJC.png" alt="**enter image description here**"></a></p>
  
  <p>but I haven't managed to solve the problem either</p>
  
  <p>The container is lifting normally and I have even done operations with sqlplus and everything is fine</p>
  
  <p><a href="https://i.stack.imgur.com/dAE0o.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/dAE0o.png" alt="enter image description here"></a></p>