The SNC layer records SNC activation in the corresponding work process log files (dev_w.).
It logs the relevant SNC information, to include:
As of Release 4.5A, a message (RIQ) is also written to the system log.
Sample work process log file containing SNC activation messages
N SncInit(): Initializing Secure Network Communication (SNC) N AMD/Intel x86_64 with Linux (mt,ascii,SAP_UC/size_t/void* = 16/64/64) N UserId="abcadm" (4013751), envvar USER="abcadm" N SncInit(): found snc/data_protection/max=3, using 3 (Privacy Level) N SncInit(): found snc/data_protection/min=1, using 1 (Authentication Level) N SncInit(): found snc/data_protection/use=3, using 3 (Privacy Level) N SncInit(): found snc/gssapi_lib=/usr/sap/ABC/DVEBMGS20/exe/libsapcrypto.so N File "/usr/sap/ABC/DVEBMGS20/exe/libsapcrypto.so" dynamically loaded as GSS-API v2 library. N SECUDIR="/usr/sap/ABC/DVEBMGS20/sec" (from $SECUDIR) N The internal Adapter for the loaded GSS-API mechanism identifies as: N Internal SNC-Adapter (Rev 1.0) to Secure Login Library N Product Version = CommonCryptoLib (SAPCRYPTOLIB) Version 8.4.7 pl35 (2.0 SP1 Patch 2) (Jul 24 2013) MT-safe N SncInit(): found snc/identity/as=p:CN=ABC, O=SAP-AG, C=DE N SncInit(): Accepting Credentials available, lifetime=Indefinite N SncInit(): Initiating Credentials available, lifetime=Indefinite M SNC (Secure Network Communication) enabled