The following five restrictions apply to using WS-Security with WSO2 SOA Enablement Server:
Security tokens not keys
WSO2 SOA Enablement Server cannot directly use keys. Keys must be represented by security tokens. For more information, please see Key Info and Security Token Reference.
Use only local references
Pointing to references outside of the message is not permitted.
Attachments
Attachments cannot be included in WS-Security processing.
No key wrap or key agreement algorithms
Key wrap and key agreement algorithms are not supported.
Base64 encoding
Only Base64 encoding is supported. HexBinary is not supported.