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3574321 - SSH connectivity test fails with error com.jcraft.jsch.JschException: Auth fail for methods 'publickey'

Symptom

In SAP Cloud Integration (former: CPI), perform SSH connectivity test to SFTP server using "Public Key" Authentication, fail with error com.jcraft.jsch.JschException: Auth fail for methods 'publickey'.

SFTP server logs show that "The remote client host disconnected the connection".

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.


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Environment

  • SAP Integration Suite
  • SAP Business Technology Platform
  • Cloud Integration

Product

Cloud Integration all versions ; SAP Integration Suite all versions

Keywords

loud Integration, SAP Cloud Platform Integration, Cloud Platform Integration, SAP CPI, CPI, SCPI, HANA Cloud Integration, HCI, SAP HCI, SFTP, SSH, Test connectivity, connectivity test, public key, Algorithm , KBA , LOD-HCI-PI-CON-FTP , FTP and SFTP Adapter , Problem

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