Security Guides
EMV 3-D Secure explained: frictionless versus challenge flows
How EMV 3-D Secure decides between approving a card payment quietly and asking the cardholder to prove who they are, and what merchants must send.
Oct 18, 20263 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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Employee offboarding security checklist for the first 24 hours
A one page offboarding checklist covering accounts, devices, tokens, shared secrets and data, ordered by what an ex employee could still reach on day one.
Oct 18, 20263 min read
Security Guides
Emergency mitigation: what to do when no patch exists yet
When a vulnerability is exploited and no fix is out, mitigation buys time. What to prepare in advance, what to try first, and how to remove it later.
Oct 18, 20263 min read
Security Guides
Why email forwarding breaks SPF, and what DKIM and ARC do
Forwarded mail often fails SPF because the forwarder's IP is not in your record. See why DKIM usually survives and what the ARC protocol adds.
Oct 18, 20263 min read
Security Guides
EF Core FromSql vs FromSqlRaw: which is safe from SQL injection?
In EF Core, FromSql and FromSqlInterpolated parameterize values, while FromSqlRaw can be vulnerable if misused. How the interpolation works and its limits.
Oct 18, 20263 min read
Security Guides
EDR, XDR and MDR: what each one actually means
EDR watches endpoints, XDR correlates across sources, MDR is a service. See what each term covers, where they overlap and which question each answers.
Oct 18, 20263 min read
Security Guides
Editor checks or CI gates? Where each security check belongs
Editor checks give fast feedback and CI gives enforcement. A decision guide for which checks to run in the IDE, at commit, in the pull request and in CI.
Oct 18, 20263 min read
Security Guides
Edge devices as the front door: patching and stored credentials
Routers, VPNs and firewalls are common entry points in public APT reporting. A checklist for patching, credentials and lifecycle on your edge.
Oct 18, 20263 min read
Security Guides
Peak season dependency plan for online stores: freeze, scan, rehearse
How an e-commerce team can handle dependency updates and urgent patches during a sales peak: a freeze rule, a fast lane for security fixes and a rollback.
Oct 18, 20263 min read
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