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Posts by Rayhunter

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Release Rayhunter v0.10.0 · EFForg/rayhunter Major changes Improved the Priority 2G Downgrade heuristic to fix false positives in Europe new High Visibility display mode, draws red/green all over the screen instead of just a line Fix a bug w...

Rayhunter 0.10 is out! github.com/EFForg/rayhu...
Improved the Priority 2G Downgrade heuristic to fix false positives in Europe
new High Visibility display mode, draws red/green all over the screen instead of just a line
Rayhunter will now warn you if you have no SIM card inserted
and more!

2 months ago 10 5 0 0
Gadgets For People Who Don't Trust The Government
Gadgets For People Who Don't Trust The Government YouTube video by Benn Jordan

We are honored to be included in this list of DIY tech for Anarchists by @bennjordan.bsky.social
Lots of other cool tools in there too!
www.youtube.com/watch?v=W_F4...

3 months ago 7 2 0 0
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Release Rayhunter v0.9.0 · EFForg/rayhunter Major Changes lots of bug fixes and documentation updates What's Changed possible gui installer framework by @bmw in #687 One pass of cargo-audit by @untitaker in #684 Removed reference to delet...

# Rayhunter 0.9.0
## Major changes
* bug fixes and documentation updates
Get it while its hot: github.com/EFForg/rayhu...

3 months ago 6 3 0 0
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Release Rayhunter v0.8.0 · EFForg/rayhunter Major Changes network based installer is now the default installer for orbic Major bugfixes for TP-Link installer other minor bugfixes and improvements What's Changed Update orbic uninstall file...

Rayhunter v0.8.0 is out!
github.com/EFForg/rayhu...

Major Changes
* network based installer is now the default installer for orbic
* Major bugfixes for TP-Link installer
* other minor bugfixes and improvements

5 months ago 7 3 0 0

Still very unclear what all that was but it sure looks like an SMS spam farm to me. Doesn't look at all like fake base station equipment.

6 months ago 3 0 1 0
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Release Rayhunter v0.7.0 · EFForg/rayhunter Major Changes notifications for low battery level over ntfy (for users with an active sim plan) several bugfixes filter to only see runs with warnings view logs in web UI What's Changed Fix link...

Rayhunter 0.7.0 is out!

Get it here: github.com/EFForg/rayhu...

6 months ago 7 3 0 1

My first birthday was in august and I got to spend it at DEF CON! How many one year olds can say that?!

7 months ago 3 1 0 0

Rayhunter can help you detect these fake base stations used by ICE. It runs on a $20 mobile hotspot. Check it out at github.com/efforg/rayhunter

7 months ago 7 10 0 0
GitHub - EFForg/rayhunter: Rust tool to detect cell site simulators on an orbic mobile hotspot Rust tool to detect cell site simulators on an orbic mobile hotspot - GitHub - EFForg/rayhunter: Rust tool to detect cell site simulators on an orbic mobile hotspot

The rayhunter tool can help you detect these fake base stations used by ICE. It runs on a $20 mobile hotspot. Check it out at github.com/efforg/rayhunter

7 months ago 0 0 0 0
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Rayhunter: What We Have Found So Far A little over a year ago we released Rayhunter, our open source tool designed to detect cell-site simulators. We’ve been blown away by the level of community engagement on this project. It has been in...

Understanding if IMSI catchers are being used to spy on protests is one of the main goals of the Rayhunter project. So far we have not found any evidence of cell-site simulators being used to spy on protests in the US — though we have found them in use elsewhere. www.eff.org/deeplinks/20...

7 months ago 1 1 0 0
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Meet Rayhunter - Firewalls Don't Stop Dragons Podcast We take our cell phones with us everywhere – which makes them the perfect tracking device. Just walking around with your device will give...

Meet Rayhunter - the @eff.org 's tool to gather much-needed data on the use of cell site simulators. It's cheap & easy to set up. Today we'll talk with @cooperq.com, OopsBagel, and Gibson about how CSS's can track you & what we can do about it.

podcast.firewallsdontstopdragons.com/2025/09/01/m...

7 months ago 19 7 0 1
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New Sni5Gect Attack Crashes Phones and Downgrades 5G to 4G without Rogue Base Station Sni5Gect attack downgrades 5G to 4G via unencrypted messages, with 90% injection success rate.

Does 5G protect against IMSI Catchers? Not really. You can still easily jam 5G or downgrade a connection to 4G or lower as researchers demonstrated with the sni5gect attack. thehackernews.com/2025/08/new-...

7 months ago 10 10 0 0
Release Rayhunter v0.6.1 · EFForg/rayhunter Major Changes Bugfix release, fixes a false positive in the IMSI sent heuristic. Adds the ability to view errors in the web UI. documentation updates. What's Changed Document reanalyzing feature...

Rayhunter v0.6.1 is out!

## Major Changes
* Bugfix release, fixes a false positive in the IMSI sent heuristic.
* Adds the ability to view errors in the web UI.
* documentation updates.
Download it at github.com/EFForg/rayhu...

7 months ago 3 1 0 1
Release Rayhunter v0.6.1 · EFForg/rayhunter Major Changes Bugfix release, fixes a false positive in the IMSI sent heuristic. Adds the ability to view errors in the web UI. documentation updates. What's Changed Document reanalyzing feature...

Rayhunter v0.6.1 is out!

## Major Changes
* Bugfix release, fixes a false positive in the IMSI sent heuristic.
* Adds the ability to view errors in the web UI.
* documentation updates.
Download it at github.com/EFForg/rayhu...

7 months ago 3 1 0 1
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a large killer whale is swimming in the ocean . ALT: a large killer whale is swimming in the ocean .

The orca is hunting for Stingrays...

7 months ago 3 2 0 0