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Locksmith Training

Career Diploma in

Lock up a stable future with online locksmith training. Our Locksmithing course shows you how to work with manual and electric lock systems for residences, vehicles and businesses as well as how to identify and repair dozens of locks, keys and security devices.

  • Prerequisite: None
  • Study Method: Textbooks with Online Exams
  • Program Length: As few as 6 Months

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  What You'll Learn

Our online locksmith training consists of 18 specialized lessons. Each lesson introduces fundamental Locksmithing concepts along with step-by-step how-to techniques. Challenging practice exercises help reinforce key topics such as...

  • Choosing the key blank
  • How pin tumbler locks work
  • Re-keying a lock
  • Removing a broken key
  • Keying for lever tumbler, disc tumbler and pin tumbler master locks

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View Curriculum Details  

Lesson 1: The Locksmithing Business - Basic Locks & Keys  

Locksmithing career opportunities; working in a locksmith shop; in-house locksmiths; opening a business; recent business trends; qualities of a good locksmith; identifying locks by type, manufacturer, key type, installation method, internal construction and function; types of locks and keys.

Lesson 2: Directories - How Locks Work  

Choosing the key blank; barrel, flat, corrugated, cylinder and tubular keys; identifying the bow and keyway grooves; using key blank directories; introduction to key cutting; warded padlocks and bit key locks; lever tumbler locks; disc tumbler locks; side bar wafer locks.

Lesson 3: Pin Tumbler Locks, Locksmithing Tools  

How pin tumbler locks work; re-keying a lock; removing a broken key; replacing the pins; basic tools of the locksmith: drills, broken key extractor, plug follower and plug holder; building your checklist of locksmith's tools and equipment.

Lesson 4: Introduction To Master Keying & Security  

Keying for lever tumbler, disc tumbler and pin tumbler master locks; understanding the criminal mind; general rules of building security; how burglars enter; specific security measures for doors and their frames, door locks, windows and lighting; how to make a security survey.

Lesson 5: Hardware For Doors, Fitting Locks Into Doors  

Understanding, installing and servicing the three basic Schlage locks: key-in-knob locks, deadbolt locks and cylinder key mortise locks; Schlage lock parts inventory; types of butts and hinges; high-security strike plates; how to hand a door; Install-A-Lock door reinforcers; hasps; door holders; doorstops; wide-angle door viewers.

Lesson 6: Introduction To High-Security & Pushbutton Combination Locks  

Lock cylinder components and safeguards; understanding and installing high-security lock systems: CorKey, DOM IX KG, Kaba Gemini, Medeco and Schlage Primus; understanding and installing the most common pushbutton combination locks: Unican 1000 Series and Simplex Series 3000.

Lesson 7: Locks - Their Design & Function  

How to understand locks by their design, installation and function; construction and operation of six basic lock types: mortise, key-in-knob, rim, padlock (keyed or combination), and tubular deadlock; fifty common lock applications; understanding what particular models of locks and keys can and cannot do.

Lesson 8: Keyways & Master Keying  

Five key types: bit, barrel, flat, tubular and cylinder; key identification and catalogs; keyway spacings and depths; effective diameter; decoding key cuts; depth key sets; understanding master keying; master key access levels and symbols; the master-keyed cylinder; creating a master-keyed system.

Lesson 9: High-Security Locks  

Basic characteristics of high-security locks; choosing the right cylinder; detailed construction, design and installation of the most common systems: Medeco, ASSA twin 6000, Mul-T-Lock and the biaxial system.

Lesson 10: Interchangeable Cores  

Control key; core assembly; housing; sleeve; locking lug; control shearline; control pins; pin stack; basic operation and construction of Best, Falcon, Arrow, Eagle and Lockwood locks; keys and key making; pin stack length; slide chart; decoding the core; Schlage cylinders; Medeco cylinders.

Lesson 11: Automotive Locksmithing  

Domestic automotive lock types; wafer door locks; wafer sidebar locks; automotive lock designs; keying information; locks for GM, Ford, Chrysler and Saturn; passkey systems; airbag operation, servicing, precautions, removal and troubleshooting.

Lesson 12: Modern Alarms  

Alarm control panels; system supervision; computer applications in alarm systems; wired and wireless controls and receivers; zoning; choosing a control; specialized alarm tools for the locksmith; protective devices for windows and doors; passive infra-red detectors; smoke and heat detectors.

Lesson 13: Home & Business Services  

Common problems and troubleshooting for heavy-duty and standard cylindrical, mortise and deadbolt locks; removing; reinstalling; replacing; changing the hand; door preparation and mounting; door jambs; wood, glass and metal doors; installing a strike; entry-door security precautions; exit alarm locks; panic bars; extracting broken keys.

Lesson 14: Decoding, Picking & Emergency Entry  

Reading codes; lock picking tools and techniques; emergency entry; drilling; cylinder removal; window entrances; filing cabinets and desks; opening doors; opening automobiles; forced entry.

Lesson 15: Combination Locks  

The principles of combination locks; combination lock parts and manipulation; drilling; changing combinations; pushbutton key-less locks; key-less locking devices; working with specific combination lock brands.

Lesson 16: Electrical Access & Exit Control Systems  

Understanding electric releases; electrical considerations; installation and procedures; circuitry; troubleshooting; electric door openers; electrified mortise, knob and key-less locks; electromagnetic locks; key-actuated switches.

Lesson 17: Key Duplicating Machines  

Design factors; three types of key cutters and their operating procedures; maintenance; adjusting for depth and lateral spacing; alignment for various key types.

Lesson 18: The Business of Locksmithing  

Qualifications, permits, and clearance for locksmiths; planning a locksmith shop; supply stock; financing; record keeping; mobile locksmith shops; advertising and literature; building contacts; legal obligations and regulations.

Close Curriculum Details  

  What You Get

Study on your terms. Our online locksmith training lets you start on your schedule, study when and where it’s convenient and get assistance when you need it. You’re in control of your education from day one.

Carefully selected content promises a balance of essential theory with practical application. Your tuition covers:

  • Beautifully illustrated locksmithing lesson book
  • Starter set of locksmithing tools
  • Key-making machine (Graduation gift)
  • Online, open-book exams
  • Dedicated academic support and tutoring
  • Participation in the Student Community
  • Career Services powered by CareerBuilder®

Graduates receive a handsome diploma and may attend our annual graduation ceremony. You'll be proud to know your career diploma in locksmithing is awarded by a nationally accredited college, and employers will respect your skills and commitment to success.

  • Locksmith Training Books


  • Locksmith Training Diploma


  • Graduation Video


Key into a great career. Start your locksmith training today. Speak with an Admissions Advisor at 1-800-957-5412 or enroll online now.

  Our Locksmith Training Partner

The Associated Locksmiths of America recognizes Ashworth College as an Associate Training Facility dedicated to the education and growth of locksmithing and related industries.