Go to http://www.mrlocksmith.com to learn more. How to Rekey a Schlage SecureKey Deadbolt by Mr. Locksmith Terry Whin-Yates, 3rd Generation Locksmith. The Schlage SecureKey locks or Schlage + can be rekeyed by the customer. You need to use a special “Reset” or “Blue” Key to rekey the lock. I am just trying out some new products to rekey the lock when no keys are available and I will demo in future video blogs.