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3658048 - SFTP adapter connection fails when the algorithm ssh-ed25519 is required

Symptom

  • You are using the SFTP Adapter in Process Integration (PI) or Process Orchestration (PO).
  • Connection to the SFTP server fails with the below error when using the PO SFTP adapter:

"Algorithm negotiation fail: algorithmName="server_host_key" jschProposal="ssh-rsa,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,rsa-sha2-512,rsa-sha2-256" serverProposal="ssh-ed25519""


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Environment

  • SAP NetWeaver 7.5
  • SAP Process Integration

Product

SAP NetWeaver 7.5 ; SAP Process Integration all versions

Keywords

SFTP, algorithm, Process Integration, PI, Process Orchestration, PO, AEX, serverProposal, ssh-ed25519, negotiation , KBA , BC-XI-CON-SFT , Secure File Transfer Protocol Adapter , Problem

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