Do the following:
- Execute the commands below on Deep Security Manager server installation path:
dsm_c -action changesetting -name settings.security.defaultKeyLength -value 2048
dsm_c -action changesetting -name settings.security.defaultSignatureAlg -value SHA256WithRSA
- Deactivate the DSA clients and reactivate them using the Deep Security Manager console.
- Check the SSL certificate files (ds_agent.crt) in the default agent path below:
C:\ProgramData\Trend Micro\Deep Security Agent\dsa_core