osquery is a developer resource for coding, documentation, communities, security research, or software tools.
BugBountyHunting.com is a community-curated resource that collects writeups, resources and content related to bug bounty hunting, described as a bug bounty hunting search engine. It aims to help beginners starting in web application security learn more about bug bounty hunting.
CrowdSec provides curated, crowd-powered threat intelligence in the form of actionable blocklists intended to help security operations teams block malicious IPs. The site describes a global view of threat intelligence built from data from real users, servers and production environments, and lists blocklists covering aggressive IPs, specific industries and countries, and high background noise.
DNSWatch offers DNS lookup and reverse DNS lookup tools with exact performance measuring and DNS server monitoring. It also provides RBL email blacklist lookup and IP location lookup. Paid products include DNS performance monitoring starting at $1 per month, mailserver blacklist monitoring starting at $3.5 per month, and a DNS changetracker starting at $7.9 per month. The site is free to use with ads.
DNSHistory is a developer resource for coding, documentation, communities, security research, or software tools.
Cap is a free, open-source, self-hosted CAPTCHA alternative. It uses proof-of-work and JavaScript instrumentation challenges instead of visual puzzles, and is licensed under Apache 2.0. It is installed by running a server with Docker and adding a widget to a form.
ZeroSSL is a certificate authority offering free 90-day SSL certificates and premium annual certificates. It supports automated issuance and renewal via ACME clients and a REST API, plus one-step validation, wildcard and multi-domain certificates, installation checks and SSL monitoring.
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BugBountyHunting.com is a community-curated resource that collects writeups, resources and content related to bug bounty hunting, described as a bug bounty hunting search engine. It aims to help beginners starting in web application security learn more about bug bounty hunting.
CrowdSec provides curated, crowd-powered threat intelligence in the form of actionable blocklists intended to help security operations teams block malicious IPs. The site describes a global view of threat intelligence built from data from real users, servers and production environments, and lists blocklists covering aggressive IPs, specific industries and countries, and high background noise.
DNSWatch offers DNS lookup and reverse DNS lookup tools with exact performance measuring and DNS server monitoring. It also provides RBL email blacklist lookup and IP location lookup. Paid products include DNS performance monitoring starting at $1 per month, mailserver blacklist monitoring starting at $3.5 per month, and a DNS changetracker starting at $7.9 per month. The site is free to use with ads.
DNSHistory is a developer resource for coding, documentation, communities, security research, or software tools.
Cap is a free, open-source, self-hosted CAPTCHA alternative. It uses proof-of-work and JavaScript instrumentation challenges instead of visual puzzles, and is licensed under Apache 2.0. It is installed by running a server with Docker and adding a widget to a form.
ZeroSSL is a certificate authority offering free 90-day SSL certificates and premium annual certificates. It supports automated issuance and renewal via ACME clients and a REST API, plus one-step validation, wildcard and multi-domain certificates, installation checks and SSL monitoring.
