Skip to Content

Archived discussions are read-only. Learn more about SAP Q&A

Client Cerficates Failed

Hi Colleagues,

I configured SAP Java engine to support client certificates as per NW security guide.

it is not working as expected.

the following is the trace. Kindly help what exactly was missing.

ssl_debug(21): Sending server_hello handshake message.#

ssl_debug(21): Selecting CipherSuite: SSL_RSA_WITH_RC4_128_MD5#

ssl_debug(21): Selecting CompressionMethod: NULL#

ssl_debug(21): Sending certificate handshake message with server certificate...#

ssl_debug(21): Sending certificate_request handshake message...#

ssl_debug(21): Sending server_hello_done handshake message...#

ssl_debug(21): Received alert message: Alert Warning: no certificate#

#1.5 #001A4BF07C8A00110000001D000015E00004699DE01AEEB8#1242028035431#com.sap.engine.services.ssl##com.sap.engine.services.ssl.verifyChain ()#######SAPEngine_System_Thread[impl:6]_50##0#0#Path##Java###Entering method with ()#1#<null>, iaik.security.ssl.SSLTransport@7e1d4640# #1.5 #001A4BF07C8A00110000001E000015E00004699DE01AEF1F#1242028035431#com.sap.engine.services.ssl##com.sap.engine.services.ssl#######SAPEngine_System_Thread[impl:6]_50##0#0#Warning#1#/System/Security/SSL#Plain###Connections are not possible without client certificates.# #1.5 #001A4BF07C8A001100000020000015E00004699DE01AEFC7#1242028035431#com.sap.engine.services.ssl##com.sap.engine.services.ssl#######SAPEngine_System_Thread[impl:6]_50##0#0#Debug##Plain###Empty client certificate chain received# #1.5 #001A4BF07C8A001100000021000015E00004699DE01AF012#1242028035431#com.sap.engine.services.ssl##com.sap.engine.services.ssl#######SAPEngine_System_Thread[impl:6]_50##0#0#Path##Plain###Exiting method# #1.5 #001A4BF07C8A001100000022000015E00004699DE01AF08D#1242028035431#com.sap.engine.services.ssl##com.sap.engine.services.ssl#######SAPEngine_System_Thread[impl:6]_50##0#0#Debug##Plain###ssl_debug(21): Sending alert: Alert Fatal: bad certificate# ##com.sap.engine.services.ssl#######SAPEngine_System_Thread[impl:6]_50##0#0#Debug##Plain###ssl_debug(21): Shutting down SSL layer...# #com.sap.engine.services.ssl#######SAPEngine_System_Thread[impl:6]_50##0#0#Debug##Plain###ssl_debug(21): SSLException while handshaking: Peer certificate rejected by ChainVerifier# #com.sap.engine.services.ssl##com.sap.engine.services.ssl#######SAPEngine_System_Thread[impl:6]_50##0#0#Info##Java###Handshake failed [EXCEPTION] #1#iaik.security.ssl.SSLCertificateException: Peer certificate rejected by ChainVerifier

Former Member
Not what you were looking for? View more on this topic or Ask a question