No written verdict yet. Here is what commenters said.

5recommend
0warn against
Jan 8, 2026first mention
Oct 12, 2026latest mention
Nov 25 – Oct 26
Used fordetect imsi catcherspassive cellular monitoring

Why people recommend it

“and the Rayhunter software published by the EFF”

Show 2 more

“Rayhunter certainly is a good start if you want to detect the use of IMSI catchers.”

“I like to point people to EFF's Rayhunter.”

Caveats and dissent

No one in these comments warned against it.

All comments 5

“and the Rayhunter software published by the EFF”

“Rayhunter certainly is a good start if you want to detect the use of IMSI catchers.”

Reference in case anyone's interested: https://github.com/EFForg/rayhunter

“I like to point people to EFF's Rayhunter.”

Threads where it came up

Also written as rayhunter. Data: rayhunter.json. Quotes are verbatim; the verdict and theme labels are written by a model from these comments, and every clause links to its sources.

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