Collaborate Disseminate
I would like to know the dangers of switching an old sim card from an old phone to a new one. I recently got a new phone and a paranoia woke in me. Lets assume that the old phone was infected with some rootkit (software with root privilege… Continue reading Dangers of switching sim from old phone to new one
I have a prepaid sim card that has a strong password. Above the SIM card, I have erased everything like name of network operator and serial number.
If someone find sim card (police or government or anyone person ) what information can iden… Continue reading Can anyone identify information from prepaid SIM card? [duplicate]
I have a sim card that has a strong password. Above the SIM card, I have erased the IMSI number. Can anyone (police or government or any other) with a SIM extractor identify who belongs to this SIM card or identify the cellphone number or … Continue reading Can anyone identify the IMSI number from a locked SIM card?
I know during emergency calls we can connect to our mobile networks without using a SIM and make calls.
So it’s technically possible to connect.
The SIM card holds encrypted info on how to authenticate to the mobile network.
So my question… Continue reading Can you connect to a mobile network without a SIM?
If someone wants to send an SMS to a Swiss phone number, for example, is there an online portal or hardware/software trick that lets them make the phone number they are sending the SMS from appear to be from the same country that the recip… Continue reading How to send and receive SMS or Whatsapp messages to and from the same country code as recipient’s phone? [closed]
I stumbled upon this weird product in a webstore primarily selling Cannabis-related products (not the actual herbs): https://smoketower.com/nyheter/Anonym-3310-mobiltelefon
I’ve manually translated the Swedish product description for you i… Continue reading What makes this cellphone (and the weird instructions) so privacy-friendly?
This question is related to another inquiry on this site: Can Android phone running without SIM card be tracked (localized) by police?
Accepted answer claims that:
Without a SIM, your cell phone will not normally transmit data to
local b… Continue reading Can I determine whether my phone probes base transmission station (BTS) without a SIM card?
SIM swap occurs where the scammer uses phished information about you to request a SIM card replacement from your cell phone carrier, by tricking them into believing that it is you who is making the request for a SIM card replacement by pas… Continue reading How to protect against SIM swap scammers?
To be able to use mobile data (e.g. 4G/ LTE) and mobile telephony (e.g. VoLTE) services on my smartphone, I need to put a SIM card into my smartphone (I know embedded-SIM/ eSIM exists but let’s ignore that here). This SIM card is provided … Continue reading Should I occasionally replace my SIM card for security reasons?
I’ve been doing some reading on simjacking lately, mainly around how one may be compromised. One common tidbit I read is that you can access your email and your other financial services if you have 2FA for those services. E.g.: here is o… Continue reading Is hacking email with simjacking a concern if you don’t have 2FA for the email?