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Cyberspace Defense Technician - Warrant Officer Basic Course (WOBC) 255S

Course Information

  • Course Title: Cyberspace Defense Technician WOBC Course Number: 4C-255S (CP)
  • College: Signal Leader Development College (SLDC)
  • OPR: Warrant Officer Division
  • Status Change Date: October 2022
  • Training Site: USACCoE&FG, Fort Gordon, GA
  • Length: 21 Weeks
  • Managed: Army Training Requirements and Resources System (ATRRS)


To provide Active Army Soldiers within the second level of the Warrant Officer Education System (WOES), technical training to perform critical MOS individual skill level 1 tasks. This course is designed to train the Warrant Officer Candidate in preparation for appointment and initial assignment as a 4C-255S Information Protection Technician.

Course Scope

This course provides detailed instruction for the Information Protection Technician to perform Routing and Switching Essentials, Linux Fundamentals, Virtualization, Cyber Security Essentials, WIN-T, DoD Tools, Network Intrusion Analysis, Securing Windows and PowerShell Automation, Critical Security Controls, Incident Handling, and Scripting/Programming Basics. A capstone training event is conducted at the course completion to evaluate the student's ability to perform MOS critical skills in simulated field environment. The course intent is to vertically align the Army Learning Areas and General Learning Outcomes with the learning objectives and training materials of this course.

Phase Prerequisites

Be a graduate of the Warrant Officer Candidate School (WOCS) and meet mandatory prerequisites for MOS 255S as established by the current warrant officer procurement circular. Commissioned, former commissioned, and warrant officers may apply for warrant officer appointment without enrolling in WOSC or WOSC-RC IAW AR 135-100.

Prior to enrolling in this course, the student must:

  1. a) Meet all prerequisites of DA PAM 611-21
  2. b) Service Member must have Interim TS-SCI or TS-SCI security clearance.

Warrant Officer must have a fully adjudicated TS-SCI security clearance upon graduation in order to hold the MOS and be MOSQ.

Note: Exceptions to these policies may be waived through the Technical Director of the School of Information Technology by the Office Chief of Signal (OCOS). The following Individual Medical Readiness applies: a) Individual medical readiness (IMR) items (including periodic health assessment and current dental exam), physical profile documentation and post deployment health reassessment (PDHRA) will be completed in accordance with AR 600-8-101, paragraph 3-2d(7) and DA form 5123, item 4b; and TRADOC Regulation 350-18, paragraphs 3-21c, 3-21d, and 3-22. b) Soldiers with temporary profiles, which are not a result of operational deployments and prevent full participation in a course, will be removed or deferred from school attendance consideration by their immediate commanders; until the temporary profiles are removed (see AR 350-1, paragraph 3-14b).

Special Information 

Physical Demands: 1. Occasionally lifts/lowers and carries 80 pounds (communications transit cases) as part of a two (2) Soldier team (prorated 40 pounds per Soldier) a vertical distance of 5 feet and a horizontal distance of 100 feet while wearing/carrying ~80 pounds of uniform and combat equipment. 2. Occasionally lifts/lowers and carries 15 pounds commercial-off-the-shelf equipment (laptop computer with case) a vertical distance of 5 feet and a horizontal distance of 100 feet while wearing/carrying ~80 pounds of uniform and combat equipment.

Course Structure 

4C-255S (CP) course is un-phased and consists of Modules A – Z.

4C-255S (RC) Phase1 consists of Modules A – H,Z.

4C-255S (RC) (CP) Phase 2 consists of Modules I – Z.

Courses consist of multiple modules. Each module consists of lessons. The course is COTS intensive and reflects the most current methods of information security and information security procedures. Training site: USACCoE&FE, Fort Eisenhower, GA.


A: CAC Common Core (12 Hours)
B: Introduction to Networks (64 Hours)
C: Switching, Routing, and Wireless Essentials (64 Hours)
D: Virtualization (32 Hours)
E: Linux Fundamentals (49 Hours)
F: Cybersecurity Basics (40 Hours)
G: WIN-T Security of Palo Alto (24 Hours)
H: DoD Tools (48 Hours)
I: Scripting and Programming (64 Hours)
J: Securing Windows and Powershell Automation (96 Hours)
K: Critical Security Controls (40 Hours)
L: Incident Handling (96 Hours)
M: SIEM (32 Hours)
N: Network Intrusion Analysis (96 Hours)
O: Capstone (32 Hours)
Z: Administrative
  • 4C-255S (CP) (42 Hours)
  • 4C-255S (RC) Phase1 (18 Hours)
  • 4C-255S (RC) (CP) Phase 2 (24 Hours)