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.
Linters flag every eval() call; SAST tools flag the two an attacker can reach. Here's how taint tracking works, and what it costs in precision and compute.
Run Python with -O and every assert statement vanishes from the bytecode — including the ones guarding auth checks and input validation.
Bandit ships named checks for eval, pickle, and shell=True — B307, B301, B602 — yet these three smells still slip past manual review into production Python.
React auto-escapes JSX text by default, but dangerouslySetInnerHTML, href injection, and a 500-package npm worm show where that protection stops.
Reverse shells flip the direction of the connection so outbound firewall rules never fire — here is how they work and the signals that catch them anyway.
One misparsed IP string cost Capital One 106 million records. Here's how to validate URLs in Python without repeating that mistake.
WebSockets skip same-origin checks by default — CWE-1385 exists because of it. Here's how to build one in Python with origin checks, TLS, and rate limits.
Memory-safety bugs account for roughly 70% of high-severity CVEs in large C/C++ codebases at Microsoft and Google. Here's why, and what actually stops them.
A single undocumented API endpoint exposed 10 million Optus records in 2022. Here's how to find shadow APIs in production and assess their real exposure.
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