# Question about privacy and using an existing SIM **URL:** \ **Category:** BraX3\ **Created:** [August 17, 2025, 4:15pm UTC](https://community.braxtech.net/t/question-about-privacy-and-using-an-existing-sim/1805 "2025-08-17T16:15:52Z")\ **Posts on this page:** 1\ **Showing post:** 16
**Author:** ![CharyCat](https://community.braxtech.net/user_avatar/community.braxtech.net/charycat/32/134_2.png) [@CharyCat](https://community.braxtech.net/u/CharyCat)\ **Post date:** [August 31, 2025, 10:23pm UTC](https://community.braxtech.net/t/question-about-privacy-and-using-an-existing-sim/1805/16 "2025-08-31T22:23:11Z")
Yeah, I thought it laid it out well too. Glad it helped. I also saw another simular chat in this forum about this here: > [@Privacy Risks of Using Personal SIM Card on Brax3 vs. Calyx Hotspot?](https://community.braxtech.net/t/privacy-risks-of-using-personal-sim-card-on-brax3-vs-calyx-hotspot/1537): > > Before putting my current SIM card into my Brax3, I did some research on SIMs to better understand them. I’ve watched three video explaining them in detail: Naomi Brockwell: No SIM? No Problem! (22 min) “[https://www.youtube.com/watch?v=RyirQOCUUK8](https://www.youtube.com/watch?v=RyirQOCUUK8)” Rob Braxman Tech: Are There eSIM Hidden Dangers? (19 min) “[https://www.youtube.com/watch?v=IF1ziJ10Axk](https://www.youtube.com/watch?v=IF1ziJ10Axk)” Ditch Your Expensive Internet for THIS! (7 min) “[https://www.youtube.com/watch?v=AqV-DI3BvIU](https://www.youtube.com/watch?v=AqV-DI3BvIU)” Here’s what I understand: SIM OS itself and … This discussion has video links and some great input. Good to have all the info you can get in order to make the best decision for your needs. I think this forum is a great resource. Use the search icon up at the top & search terms &, likely, someone has already discusses it & found an answer. --- _[View the full topic](https://community.braxtech.net/t/question-about-privacy-and-using-an-existing-sim/1805)._