url-signer
spatie
Protect systems, find vulnerabilities, and improve privacy.
spatie
spidersuite
SpiderSuite (web security crawler) releases, wiki and roadmap
spookey
spring-projects
Spring Security
spring-projects
Provides familiar Spring abstractions for HashiCorp Vault
spupuz

Simple, privacy-respecting local NVR — fast setup, flexible recording, no cloud required
SpyGuard
square
Plugin for sudo that requires another human to approve and monitor privileged sudo sessions
square
Valet lets you securely store data in the iOS, tvOS, watchOS, or macOS Keychain without knowing a thing about how the Keychain works. It’s easy. We promise.
sscarduzio
SSLMate
Lightweight Certificate Transparency Log Monitor
stackrox
The StackRox Kubernetes Security Platform performs a risk analysis of the container environment, delivers visibility and runtime alerts, and provides recommendations to proactively improve security by hardening the environment.
stamparm

Malicious traffic detection system
StamusNetworks
Command line tool designed to set up, start and maintain Clear NDR installation.
starlightjulie
StayCurious-Xuan
stelabouras
Stellar-hush
StellarSand
stelligent
Linting tool for CloudFormation templates
stenolabs

StenographAI is the secure privacy-first AI notepad & notetaker for confidential conversations in government & defence sectors. On Windows, Linux & MacOS.
stephnangue
stevyhacker
stivenhacker
Deploy stealthy reverse shells using advanced process hollowing with GhostStrike – a C++ tool for ethical hacking and Red Team operations.