https://telecominfraproject.atlassian.net/browse/WIFI-10918

Signed-off-by: stephb9959 <stephane.bourque@gmail.com>

src/framework/utils.cpp

@@ -520,4 +520,8 @@ bool ExtractBase64CompressedData(const std::string &CompressedData,
 	return false;
 }
 
+    bool IsAlphaNumeric(const std::string &s) {
+        return std::all_of(s.begin(),s.end(),[](char c) -> bool { return isalnum(c); });
+    }
+
 }