How to Set Up MASON-SECURE on Apple iOS Step 1 Tap Settings. Step 3 Tap Wi-Fi. Step 3 Tap MASON-SECURE. Step 4 Enter your NetID credentials. Step 5 Tap Accept on the Certificate. Step 6 You are now connected to MASON-SECURE. You'll know you've connected successfully when you see the blue check mark and bars on your Wi-Fi signal. Last modified: August 31, 2018