You may consider a combination of physical security, which involves security personnel, and electronic security, which involves surveillance and cyber protection. Starting Without a DegreeIt is quite feasible to enter the security industry without a degree and that can be initiated with the help of simple and entry-level jobs. Building a Career With Formal EducationHaving a degree in security management or criminal justice can open bigger doors in your security career. Such education combines theoretical knowledge with actual security applications, making you a better candidate for specialized sectors like cyber security or security technology. Gaining Experience and SkillsGaining technical skills and experience is key to success in a security career.