https://securityvisualized.com/ Security architecture explained through diagrams you can follow, one decision at a time. en Tue, 11 Aug 2026 17:24:57 GMT https://securityvisualized.com/concepts/casb/ https://securityvisualized.com/concepts/casb/ Data protection How a broker gains visibility and control over cloud service use, why its deployment mode decides what it can actually see and stop, and where each mode runs out. (4 min read) https://securityvisualized.com/concepts/sase/ https://securityvisualized.com/concepts/sase/ Cloud and networks How software-defined networking and cloud-delivered security converge at distributed edges, so access policy follows the user, the device and the data. (3 min read) https://securityvisualized.com/concepts/sd-wan/ https://securityvisualized.com/concepts/sd-wan/ Cloud and networks How an application-aware overlay picks a path across mixed transport, why that is a routing decision rather than a security one, and what it leaves for something else to do. (4 min read) https://securityvisualized.com/concepts/sse/ https://securityvisualized.com/concepts/sse/ Cloud and networks The cloud-delivered security half of SASE, without the networking half, and what stays unsolved when you buy the security services on their own. (4 min read) https://securityvisualized.com/concepts/ztna/ https://securityvisualized.com/concepts/ztna/ Identity and access How brokered, application-specific access replaces network-level connectivity, and what an over-broad application definition gives back. (4 min read) https://securityvisualized.com/compare/ztna-vs-vpn/ https://securityvisualized.com/compare/ztna-vs-vpn/ Identity and access A VPN grants reachability to a network and then trusts you. ZTNA brokers one application per request and never puts you on the network at all. (4 min read) https://securityvisualized.com/compare/sase-vs-sse/ https://securityvisualized.com/compare/sase-vs-sse/ Cloud and networks SSE is the security half of SASE. Where the boundary falls decides whether branch and wide-area connectivity is part of the purchase or still your problem. (3 min read) https://securityvisualized.com/compare/siem-vs-xdr/ https://securityvisualized.com/compare/siem-vs-xdr/ Detection and response A SIEM centralises events from everything and keeps them. XDR goes deeper into one vendor's telemetry and can act on it. Most estates end up running both. (4 min read) https://securityvisualized.com/scenarios/contractor-needs-one-application/ https://securityvisualized.com/scenarios/contractor-needs-one-application/ Identity and access A third-party specialist needs access to a single internal console for a fixed engagement. The easy answer is an account, a network route and an offboarding task nobody runs. (4 min read) https://securityvisualized.com/scenarios/remote-worker-on-untrusted-wifi/ https://securityvisualized.com/scenarios/remote-worker-on-untrusted-wifi/ Identity and access A finance analyst reaches payroll from hotel Wi-Fi on a managed laptop whose endpoint protection is stale. The identity is valid, the device is not, and allow or deny is the wrong pair of answers. (4 min read)