CompTIA Security+ in London
Entry-level cybersecurity certification covering core security concepts, threats, vulnerabilities, and incident response.
What is CompTIA Security+?
CompTIA Security+ is the most widely recognised entry-level cybersecurity certification in the world, and in London's competitive tech market, it carries serious weight. The SY0-701 exam covers core security concepts including threats, vulnerabilities, cryptography, identity management, and incident response — skills that London employers across finance, government, and tech actively hire for. With no hard prerequisites and a vendor-neutral focus, Security+ is the ideal starting point for IT professionals looking to move into security roles. Whether you're based in the City, Canary Wharf, or the wider London tech corridor, this certification signals to employers that you have a validated, practical foundation in cybersecurity.
At $404 for the exam and with the average IT salary in London sitting around $85,000 per year, CompTIA Security+ delivers one of the strongest ROI profiles of any entry-level certification. Certified professionals report an average salary uplift of $8,000 per year — meaning the exam pays for itself within the first few weeks of a new role. London's financial sector, NHS digital teams, and the city's growing cluster of cybersecurity firms all list Security+ as a preferred or required credential. In a market where competition for security roles is fierce, holding this certification gives your CV a clear, immediate edge over uncertified candidates applying for the same positions.
Exam details
Prerequisites: None required, CompTIA Network+ recommended
12-week study plan
Exam tips
Pay close attention to performance-based questions (PBQs) — they appear at the start of the SY0-701 exam and test practical tasks like analysing logs or configuring settings. Practise these specifically, as many candidates lose time on them unexpectedly.
Know your ports and protocols cold: Security+ consistently tests whether you can identify what service runs on which port. Create a reference sheet for ports like 22 (SSH), 443 (HTTPS), 3389 (RDP), and 53 (DNS) and drill it until it's automatic.
Understand the difference between symmetric and asymmetric encryption, common algorithms (AES, RSA, ECC), and when each is used — cryptography questions are frequent on SY0-701 and often test conceptual understanding rather than technical depth.
When answering scenario-based questions, look for the answer that reflects best practice according to CompTIA's framework — not necessarily what you would do in your current job. The exam expects textbook-correct responses aligned with its own objectives.
Study the incident response process in order: Preparation, Identification, Containment, Eradication, Recovery, Lessons Learned. SY0-701 frequently presents scenarios where you must identify the correct next step, and knowing the sequence precisely is often the difference between right and wrong.