When you use double and single quotation marks as shown below, SAS Metadata Server might stop responding.

proc authlib lib=zyxwvut; 
    create securedfolder="Department' XYZZY'"    /* DO NOT DO THIS!  Mixed quoting "''" will cause the hang */
        securedlibrary="ZYXWVUTEmps"  
        pw=secretpw;  
run;
quit;