disclose.io

disclose.io

@disclose.io

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Told the target was a real person, Mythos 5 attacked anyway. UK AISI and Anthropic published companion analyses: once under way, the attack continued 98% of the time. The maintainer who refused the PR did a coordinator's job with none of the information. blog.disclose.io/policy-pulse...

blog.disclose.ioPolicy Pulse - Issue #39 | Week of October 25, 2026PHP2Shell leaked three times in one night, then Bitcoin Core and curl stopped embargoing bugs a model can find. Mythos 5 kept attacking a real maintainer after being told the target was real.

An embargo is a bet that the finder is the only one who knows. PHP2Shell leaked three times in one night. The same week Bitcoin Core dropped embargoes for bugs an LLM prompt can find, and curl took sub-High reports public. Policy Pulse #39: blog.disclose.io/policy-pulse...

blog.disclose.ioPolicy Pulse - Issue #39 | Week of October 25, 2026PHP2Shell leaked three times in one night, then Bitcoin Core and curl stopped embargoing bugs a model can find. Mythos 5 kept attacking a real maintainer after being told the target was real.

If you've found a broken/breached thing on the Internet and want to answer a) who the heck owns this thing and b) who should I report it to... This tool is your friend.

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Web-driven, and designed to be API/AI-first to support modern toolchains. Free, no login, nothing gets scanned.

New(ish): We've partnered with Censys, so the hard cases now carry an extra layer of technical clues. Those sit under the answer and don't change who it tells you to report to... they just make the owner isn't obvious cases a lot less of a rabbit hole.

If you've found a broken/breached thing on the Internet and want to answer a) who the heck owns this thing and b) who should I report it to... This tool is your friend.

Domain, URL, IP, ASN, package, repo, etc goes in >>> Likely owner and the best available reporting route out with the guesses labelled as guesses and a CERT/CNA fallback when nobody has published anything.

lookup.disclose.io passed 45,000 lookups. Our dashboard says 143,690 requests. Most of that is MCP crawlers saying hello, so after basic bot filtering we call it 45,494. 41% of 2,393 real assets resolved to a disclosure route. The rest is most of the internet having nowhere to send a report.

When a site publishes no security contact, lookup.disclose.io says so plainly: "No first-party reporting route found." Constructed security@ ranks before abuse@, both labeled unverified, and a CERT route stays a real coordination path. And fewer results end there now. #VulnerabilityDisclosure

Look up an IP address in lookup.disclose.io and the answer is whoever is actually using it. Verified certificate subject, live redirects, and IP-hosted security.txt come first; the registered network holder and BGP origin are fallbacks; RPKI is routing context, never ownership.

The reporting contact is the first thing you see in a lookup.disclose.io result. Attribution and the evidence chain sit one section down. New below that: Historical Breadcrumbs, what the public web archive recorded for the domain, re-checked live and labeled as a lead, not ownership.

When a site's current security.txt names its disclosure platform, that wins. lookup.disclose.io drops conflicting program links from older third-party catalogs and keeps every platform the site itself publishes. No security.txt, or an expired one? Nothing gets suppressed.

security.txt results in lookup.disclose.io reflect what a site actually publishes. A TLS hostname edge case made valid files look missing on some very large sites. Fixed: /.well-known/ is checked first, an unreachable probe is not "absent," and expired files stay visible, labeled.

"Complete" in lookup.disclose.io means one thing: a reporting route qualified to the actual owner of the asset. A publisher, a repo host, a parent company, or a disclosure platform is useful context. As of September, a parent brand is context too, not disclosure scope. #AppSec

Plenty of organizations publish a solid disclosure policy that automated tools never find: behind bot protection, or deep in a help-center sitemap. lookup.disclose.io reaches those. Bunnings, TCL, and Motorola Solutions all publish one, and lookup finds it.

Months after NIST said most new CVEs are lowest priority for enrichment, it's asking what the NVD should become in the AI era. Disclosure programs are named in the architecture. Comments close Oct 13. Our analysis: blog.disclose.io/nvd-moderniz... #NVD #infosec

blog.disclose.ioNIST Wants to Modernize the NVD. Disclosure Should Be Part of the Answer.NIST is asking how to rebuild the NVD for the AI era, and vulnerability disclosure programs are named in the architecture. Comments close October 13. Here's what a useful response looks like.

If you're arriving for DEF CON, everything we make is collected at go.disclose.io: the program directory, the security-contact lookup, safe-harbor terms, and the policy generators. It's all open source, vendor-neutral, and free.

dnssecuritytxt is an open specification for publishing your security contact at the DNS layer. It sits alongside security.txt. 180+ domains publish the record, and the generator at dnssecuritytxt.org will write yours for you.

Some tooling for the week ahead. dio-lookup on npm returns security contacts for piped assets as JSONL. Our nuclei templates annotate scanned hosts with their disclosure contact. The Disclosure Lookup plugin is in the Caido store. More at go.disclose.io

two new ways to find where to report a vuln: the Disclosure Lookup plugin is now in the official Caido plugin store, and the dio-lookup CLI is on npm (subfinder | httpx | dio-lookup ๐ŸคŒ) free + open source, powered by m.disclose.io/4vhETLd โ€” kick the tires and tell us what's wrong ๐Ÿ™