YSITD bot says to Ow< [MSFW][Blank user IDs and UACC levels - IBM] http://www.ibm.com/support/knowledgecenter/SSFKSJ_9.0.0/com.ibm.mq.sec.doc/q011970_.htm If a blank user ID occurs, a RACF® undefined user is signed on. Do not grant wide-ranging access to the undefined user. Blank user IDs can exist when a user is ... [Article: What is the difference between Disallow Blank User (compile ...] http://knowledgebase.progress.com/articles/Article/difference-between-Disallow-Blank-User-compile-time-security-and-Disallow-Blank-User-run-time-security What is the different between Disallow Blank User under Security and Database Options What is runtime security checking and compile time security checking? [Determining the privileges of the blank user ID] https://documentation.progress.com/output/ua/OpenEdge_latest/dpabl/determining-the-privileges-of-the-blank-user-id.html Determining the privileges of the blank user ID. By not specifying the User ID (-U) and Password (-P) connection parameters when connecting to a database (at ...at Sat, Dec 3, 2016 10:29 PM