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0Day

For developers: 0Day filters security threats to only those

Security & PrivacyEstimated

Astracia Signal Score

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Not enough public signals for a score yet. Missing signals are not a sign of weakness.

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About the startup

For developers: 0Day filters security threats to only those matching your tech stack, eliminating CVE noise and letting you act on what matters.

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Founder stories from Security & Privacy startups

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Retold founder accounts from startups in the same category, each linked to the original.

Story

Kleo's $62k MRR sat beside a separate Mentions number

Cam Trew says he left a senior engineering job, joined Jake Ward's rebuild of Kleo after Kleo 1.0 already had tens of thousands of users, and later reported Kleo at $62k MRR with Mentions at $20k MRR as a different produ

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Subcategories in the same part of the directory, with the number of listed products.

Category

Privacy & secure browsing

813 listed products

Identity & authentication

598 listed products

Infrastructure & endpoint security

342 listed products

Threat detection & security testing

299 listed products

Security compliance & training

224 listed products

Data protection & encryption

146 listed products

Application & API security

127 listed products