Verdict
Our Verdict on the M.S.
Cal State San Marcos runs a cohort-based online M.S. in Cybersecurity that finishes in five semesters and ends with a capstone project inside a cybersecurity company. It's a strong fit for people with a computer science background who want a structured, employer-connected degree, and a poor fit for career changers, because programming experience is required.
California State University San Marcos is a public university in San Marcos, California, and the online M.S. in Cybersecurity is offered through CSUSM Extended Learning. It's a 38-unit program priced at $900 per unit, for a total of $34,200. Classes are online and cohort-based, held on weekday evenings, and the cohort moves through five semesters: fall, spring, summer, fall, spring.
The school says guaranteed class availability keeps everyone on that schedule. Students finish with a project-based capstone in partnership with a cybersecurity company instead of a thesis. CSUSM says the National Security Agency (NSA) and the Department of Homeland Security (DHS) have designated it a National Center of Academic Excellence in cyberdefense education.
The degree is also accredited as a Professional Science Master's by the National Professional Science Master's Association (NPSMA), which pairs technical coursework with business training.
Cost
How Much It Costs at $900 a Credit
The program is 38 units at $900 per unit, which comes to $34,200 and is eligible for financial aid. That price per unit is higher than many online master's programs, and it is a flat rate for everyone in the cohort. Credit for Prior Learning can reduce the number of courses you need, because the school reviews certifications, work experience and military experience case by case.
If you hold industry certifications, ask what the review looks like before you assume a discount. Veterans can use federal VA educational benefits for the program. The total is tuition for the program as priced by the school, so ask about any additional fees.
38 credits at $900 a credit comes to $34,200 in tuition, before fees.
- Cost per Credit
- $900 per credit
- Credits Required
- 38 credits
- Estimated Tuition
- $34,200
- Military Benefits
- Federal VA educational benefits can be used for this program.
- Fees and Notes
- Priced at $900 per unit; eligible for financial aid. Applicants must reside in an approved state.
Source: csusm.edu (cost and aid), verified October 7, 2026
Fit
Who Should Apply, and Who Should Not
Who It Fits
- Software developers, IT engineers and computer science graduates who want to move into security. The admission page requires a bachelor's degree in computer science or equivalent education.
- Students who work days. Classes are held on weekday evenings.
- Learners who do better with a cohort and a fixed schedule than with a self-paced format.
- Veterans and service members, since federal VA educational benefits can be used for this program.
- Professionals who want a leadership angle, because the Professional Science Master's format blends technical work with MBA-level business training.
Who Should Skip It
- Career changers without a programming background. Overall programming concepts in object-oriented languages are part of the admission expectations.
- Students who live outside an approved state, since applicants must reside in an approved state.
- Anyone who wants to move at their own pace or start in spring only. The cohort follows a set five-semester order.
Curriculum
What You Will Study
The notable courses are Applied Cryptography for Cybersecurity, Development of Secure Software, Organizational Leadership for Security Management, Offensive Security and Penetration Testing (MCS 610, 4 units), and Intrusion Detection and Incident Response. That's a balanced mix. Cryptography and secure software are the build side, penetration testing is the attack side, intrusion detection and incident response are the defense side, and the leadership course is the management side.
The capstone is the Internship/Semester-in-Residence Project (MCS 680B, 4 units), completed with a cybersecurity company, and it replaces a thesis. The degree's Professional Science Master's label means business and communication skills sit next to the technical ones. If you want a pure research degree, look elsewhere. If you want to show a hiring manager a real project, this structure gives you one.
Courses the School Names
- Applied Cryptography for Cybersecurity
- Development of Secure Software
- Organizational Leadership for Security Management
- Offensive Security and Penetration Testing
- Intrusion Detection and Incident Response
Standout Features
- Capstone project completed in partnership with a cybersecurity company
- Designated by the NSA and DHS as a National Center of Academic Excellence in cyberdefense education
- Guaranteed class availability so the cohort finishes in five semesters
- Professional Science Master's accreditation blending technical coursework with MBA-level business training
- Capstone
- Semester-in-Residence project-based capstone with a cybersecurity company, in lieu of a thesis.
- Thesis
- No
- Internship or Practicum
- Internship/Semester-in-Residence Project (MCS 680B)
- Labs and Partnerships
- Named in the school's program materials
Source: csusm.edu (curriculum and experience), verified October 7, 2026
Online
The Online Format
The program is fully online and cohort-based, with classes held on weekday evenings. You move through five semesters with the same group of classmates, which builds the kind of professional network that self-paced programs often lack. Guaranteed class availability means you won't be stuck waiting for a required course to open.
The tradeoff is rigidity: you can't speed up, slow down or skip a term. Applicants must also reside in an approved state, so check the list before you apply. The federal data shows 27 percent of students at CSUSM are enrolled exclusively online, so this program sits inside a mostly campus-based university.
- Terms
- Cohort-based, five semesters (fall, spring, summer, fall, spring)
- Time to Finish
- Five semesters
Source: csusm.edu (format and schedule), verified October 7, 2026
Admissions
Getting In Without the GRE
- GRE
- Not required
- Admission Requirements
- Bachelor's degree in computer science or equivalent; 2.5 GPA overall and 3.0 in upper-division computer science courses; personal statement; resume; two letters of recommendation.
- Credit for Prior Learning
- Credit for Prior Learning can reduce the number of courses needed; certifications, work and military experience are reviewed case by case.
Sources: csusm.edu (admissions and transfer), csusm.edu (admissions and transfer), verified October 7, 2026
Credentials
Accreditation and Where It Leads
CSUSM says it holds the NSA and DHS designation as a National Center of Academic Excellence in cyberdefense education, which some federal scholarships and jobs look for. The NPSMA accreditation is a Professional Science Master's designation, which signals a degree built around employer needs. The federal data lists a 55 percent graduation rate for the school. GRE scores aren't required to apply.
- Accreditation Notes
- National Professional Science Master's Association (Professional Science Master's)
Source: csusm.edu (accreditation and credentials), verified October 7, 2026
Where this degree can lead: Cybersecurity Degree Jobs.
Score
Where It Loses Points
Each factor is scored 0 to 10 against other online master's programs. The weights are the same for every program, and the weighted total is the Online Program Score out of 100.
Online Program Score 55.1 / 100
Darker bars mean stronger factor scores. Every bar also shows its number.
The full rubric is on the methodology page.
Trade-Offs
Drawbacks to Weigh
- At $900 per unit, tuition runs to $34,200, which is high for an online master's.
- A programming background is required, so it's closed to career changers without one.
- The fixed five-semester cohort schedule leaves little room to adjust if work or family changes.
- Applicants must live in an approved state.
Before You Apply
Questions to Ask California State University San Marcos Before You Apply
- Which states are on the approved list, and does mine qualify?
- How does Credit for Prior Learning work for my certifications and work experience?
- Which cybersecurity companies have hosted the capstone project, and do students choose the host or get assigned?
- What is the typical weekly time commitment for evening classes?
- How strict is the programming prerequisite, and would a different technical degree count as equivalent?
- What is the full cost beyond the $34,200 in tuition, such as fees and books?
- Do I attend any part of the Semester-in-Residence project in person?
School
About California State University San Marcos
Public university in San Marcos, California. The online M.S. in Cybersecurity is offered through CSUSM Extended Learning.
- Degree
- M.S., Master's
- School
- California State University San Marcos, San Marcos, CA
- Institution Type
- Public
- Delivery
- Fully Online
Source: csusm.edu (program and school), verified October 7, 2026
- Graduation Rate
- 55%
- Admit Rate
- 95%
- Total Enrollment
- 16,237
- Master's Completions a Year in This Field
- 11
- Campus Setting
- Suburban
Source: nces.ed.gov (school data from ipeds), verified October 7, 2026
Rankings
Rankings This Program Appears In
Rank is the program's position among the online programs on that list at its degree level.
- Best Programs With Internships Rank 5 of 10, master's
- Best Online Programs in California Rank 4 of 6, master's
Compare
Online Master's Programs With Similar Scores
Other online master's programs with the closest scores.
-
Master of Science in Cybersecurity
-
Master of Science in Cybersecurity
-
Washington University of Science and Technology
Master of Science in Cybersecurity
-
Cyber Operations (Master of Science)
Frequently Asked Questions
Is California State University San Marcos's Online Master of Science in Cybersecurity a Good Program?
76% of its transfer students earn a credential within eight years (higher than 98 of 106 other online master's programs we rank), but its school awards about 11 master's degrees a year in this field per IPEDS (fewer than 81 of 106 other online master's programs we rank).
How Much Does CSUSM's Online Cybersecurity Master's Cost?
How Long Does the CSUSM Cybersecurity Master's Take?
Does CSUSM Require the GRE for Cybersecurity?
Is There a Thesis in the CSUSM Cybersecurity Program?
Sources
- California State University San Marcos's Master of Science in Cybersecurity page
- Delivery: fully-online
- Credential: M.S.
- Term format: Cohort-based, five semesters (fall, spring, summer, fall, spring)
- Duration: Five semesters
- Cost per credit: $900; Cost notes: Priced at $900 per unit; eligible for financial aid. Applicants must reside...; Credits: 38
- Estimated tuition: $34,200
- Prior learning: Credit for Prior Learning can reduce the number of courses needed;...
- Internship or practicum: Internship/Semester-in-Residence Project (MCS 680B)
- Thesis: no
- Capstone: Semester-in-Residence project-based capstone with a cybersecurity company,...; Standout feature: Capstone project completed in partnership with a cybersecurity company
- Notable courses: Applied Cryptography for Cybersecurity; Development of Secure Software;...
- Standout feature: Designated by the NSA and DHS as a National Center of Academic Excellence in...
- Standout feature: Guaranteed class availability so the cohort finishes in five semesters
- Standout feature: Professional Science Master's accreditation blending technical coursework...; Programmatic accreditation: National Professional Science Master's Association (Professional Science...
- GRE: not-required
- Admissions: Bachelor's degree in computer science or equivalent; 2.5 GPA overall and 3.0...
- Programming background: required
- Military benefits: Federal VA educational benefits can be used for this program
- IPEDS Data Center
All sources retrieved .