
ephemera
Zero-Trust SSH CA

Zero-Trust SSH CA


🔐 Lightweight CLI utility designed to synchronize SSH public keys from remote URLs into local authorized_keys files

Security gateway for MCP servers with per-tool policy enforcement, Ed25519-signed audit receipts, and shadow-mode logging. Supports Cedar, OPA, and…

Reachability triage for vulnerability scans. Feeds scanner findings to an LLM agent that reads your source and decides which CVEs are actually…

Python script that automatically patches GitHub Actions workflow files to replace deprecated and insecure ::set-env and ::add-path commands with the…

jackson-databind + jackson-core 26 条安全公告自查:按坐标逐条求交集给出真正到位的版本(2.18.11/2.21.7/2.22.3/3.1.7/3.2.3,2.21.6 已不够);扫源码降噪告诉你真中几条;含 1 条 GitHub…

Zero-trust SSH bastion proxy with Vault-backed key management, RBAC policy enforcement, full session recording, and admin TUI for auditable access to…

Catch what's lurking in your Kafka clusters.

Defense-in-depth bundle for MCP stdio servers: drop-in guardExec/guardSpawn wrappers, AST audit CLI, reference MCP server. Closes the Ox-Security…

Shared Go SDK defining a standard capability interface for security scanners, with multi-format finding output (terminal, JSON, NDJSON, Markdown,…

Safety cannot be a prompt instruction. TBP provides an external execution-layer boundary for autonomous agents, enforcing hard F/I/W invariants via…

Security hardening toolkit for COBOL legacy systems — invisible Unicode detection, format boundary analysis, source transformation integrity

Sandbox and MCP proxy that blocks AI coding agents from reading SSH keys, AWS credentials, and .env files, with deny-by-default policy and…

PHP 8.4+ security library (mirror)

Local static security scanner for Next.js, Supabase and Stripe apps: 24 AST-based checks for leaked keys, missing RLS and grants, unsafe webhooks.…

The Governed Agentic AI Operating System — Rust + Tauri 2.0 | 65 crates, 658 commands, 84 pages, 5,029 tests, 10/10 OWASP

Thin TypeScript + zero-dep Python client and recipes to gate high-risk actions behind a payload-bound passkey approval.