DEV Community

Security

Hopefully not just an afterthought!

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Fail-closed evidence for LLM tool calls (SHA-256 + MCP)

Fail-closed evidence for LLM tool calls (SHA-256 + MCP)

Comments 4
4 min read
Complete Guide: Let's Encrypt SSL with cert-manager and Hetzner DNS on Kubernetes

Complete Guide: Let's Encrypt SSL with cert-manager and Hetzner DNS on Kubernetes

Comments 1
9 min read
Building Your Own MAC — Part 3: reinventing HMAC from SHA-256

Building Your Own MAC — Part 3: reinventing HMAC from SHA-256

Comments
5 min read
Cookie-Based PHP Execution Malware

Cookie-Based PHP Execution Malware

Comments
1 min read
Header-Based Backdoor Malware

Header-Based Backdoor Malware

Comments
1 min read
XOR-Obfuscated PHP Dropper

XOR-Obfuscated PHP Dropper

Comments
2 min read
Kyverno Without the Noise: Practical Kubernetes Policies for Security & Best Practices

Kyverno Without the Noise: Practical Kubernetes Policies for Security & Best Practices

3
Comments
6 min read
Security news weekly round-up - 23rd January 2026

Security news weekly round-up - 23rd January 2026

Comments
2 min read
Mastering Role-Based Access Control (RBAC) in Laravel with a Next.js Frontend

Mastering Role-Based Access Control (RBAC) in Laravel with a Next.js Frontend

Comments
3 min read
Week 6 Scripting Challenge: Building a Security Log Correlator

Week 6 Scripting Challenge: Building a Security Log Correlator

Comments
35 min read
Fixing MariaDB ERROR 2002 (HY000): TLS Handshake Fails with “Host Is Not Allowed to Connect”

Fixing MariaDB ERROR 2002 (HY000): TLS Handshake Fails with “Host Is Not Allowed to Connect”

Comments
3 min read
Cybersecurity 101

Cybersecurity 101

Comments
1 min read
Secure Data Exchange Between Android Apps: intents, URI schemes, shared preferences

Secure Data Exchange Between Android Apps: intents, URI schemes, shared preferences

1
Comments
6 min read
Secure your Ansible Automation: SBOM, CVE Analysis and Security reports

Secure your Ansible Automation: SBOM, CVE Analysis and Security reports

1
Comments
4 min read
SPF records explained: the DNS setting your domain is probably missing

SPF records explained: the DNS setting your domain is probably missing

Comments
2 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.