Application Security
In-depth guides and analysis on application security from the Safeguard engineering team.
490 articles
How to secure Python Flask applications
Flask ships without built-in CSRF, headers, or session hardening. Here's how real CVEs like debug-mode RCE and cookie forgery get exploited—and stopped.
Securing Django applications from common vulnerabilities
Django's secure-by-default reputation hides real gaps: SQL injection via Trunc()/Extract(), ReDoS in Truncator, and misconfigured DEBUG settings still cause incidents.
Comparing Node.js frameworks for security: Express, Fastify, NestJS
Express, Fastify, and NestJS compared on real CVE history, default security posture, and dependency risk — plus how to close the gaps framework choice alone can't.
5 Node.js security code snippets every backend developer should know
Five real Node.js vulnerability patterns with vulnerable-vs-fixed code: prototype pollution, NoSQL injection, missing headers, path traversal, and JWT flaws.
Securing Next.js applications and middleware
CVE-2025-29927 let attackers bypass Next.js middleware auth with one header. Here's how that and three other real CVEs expose middleware, Server Actions, and caching.
5 best practices for React with TypeScript security
TypeScript's type system stops at compile time. Five concrete practices — with real CVEs and incidents — for securing React + TypeScript apps against what it misses.
10 GitHub security best practices
10 concrete GitHub security controls—2FA, push protection, branch rules, pinned Actions, SBOM—with real CVEs and dates security teams can act on today.
Why Every AppSec Vendor Suddenly Has an 'AI Trust' Product
AppSec vendors are rebranding as "AI Trust" platforms. We look at the standards, M&A, and real incidents driving the shift — and why it's a supply chain problem at its core.
Cheat sheet: 10 Bitbucket security best practices
A concrete, numbers-first cheat sheet covering the 10 Bitbucket security settings that stop misconfigurations from becoming supply chain breaches.
The Acquisition Pattern Behind AppSec's Runtime Visibilit...
From Cider Security to the $32B Google-Wiz deal, AppSec acquirers keep paying for one thing: runtime visibility into what code actually does in production.
Why Hyperscaler Partnerships Are Becoming Table Stakes fo...
Google's ~$32B Wiz deal signaled it: hyperscaler marketplaces, partner programs, and native tooling now shape how AppSec buying actually happens.
Fixing vulnerabilities in Maven projects
Maven vulnerability remediation isn't just running mvn versions:use-latest — here's how to triage, patch, and verify fixes without breaking builds.
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