SLR1.4 – Network security 35. OCR GCSE (J277) 1.4 Forms of attack 36. OCR GCSE (J277) 1.4 Threats to networks 37. OCR GCSE (J277) 1.4 Preventing vulnerabilities Also in this topic... SLR1.1 – Systems architecture SLR1.2 – Memory and storage SLR1.6 – Ethical, legal, cultural and environmental concerns SLR2.2 – Programming fundamentals SLR2.4 – Boolean logic