Research
What is a telemetry pipeline and when do you need one?
A telemetry pipeline receives logs, metrics and traces, processes them and routes them to storage. Learn the parts, the security risks and when to add one.
Oct 18, 20264 min read
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Supply Chain Security, in plain English.
Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
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What is a site-to-site VPN and when should you use one?
A site-to-site VPN joins two networks with an encrypted tunnel between gateways. It suits fixed offices and cloud links but needs tight routing rules.
Oct 18, 20264 min read
Research
What is a site-to-site VPN and how does it work?
A site-to-site VPN joins two networks over the internet with an encrypted tunnel between gateways. Learn how IPsec does it, and what to configure and test.
Oct 18, 20264 min read
Research
What is a reverse proxy and why would you use one?
A reverse proxy sits in front of your servers and forwards client requests inward. It gives you TLS, caching, load balancing and one place for controls.
Oct 18, 20264 min read
Research
What is a remote access VPN and what should you check first?
A remote access VPN gives one user an encrypted tunnel into a private network. Before you rely on it, check authentication, patching, scope and logging.
Oct 18, 20264 min read
Research
What is a port scan and how do you detect or block one?
A port scan probes a host to learn which network ports answer. See how scans work, why attackers and defenders both run them, and how to spot one in logs.
Oct 18, 20264 min read
Research
What is a packet filtering firewall and where does it fall short?
A packet filtering firewall allows or drops traffic by address, protocol and port without tracking sessions. It is fast and simple but blind to content.
Oct 18, 20264 min read
Research
What is a network security vulnerability and how do you prioritize fixes?
A network vulnerability is a reachable weakness in a device, protocol, service or setting. Rank fixes by exposure, known exploitation and impact.
Oct 18, 20264 min read
Research
What is a hybrid data center and how do you secure it?
A hybrid data center joins on premises systems with cloud resources under shared management. Standardize identity, links, segments and logs first.
Oct 18, 20264 min read
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