How to clone a cellphone number (Cloning Sim Card) 2022
This tutorial is only made for educational purposes only, because duplicating this sim card is illegal (Cloning Sim Card / How to clone a cellphone number). With the following tutorial you can clone a sim card easily, but don’t abuse it or harm other people.
Cell phones are the needs of everyone, people mostly carry out their conversations on the phone, But only a few of them know how easy it is for their conversations to be hijacked, there are several ways of hacking tricks to intercept their conversations, but the most powerful way that we will explain in this tutorial is with the trick of cloning their SIM card.
Subscriber Identity Module aka SIM Card is a signal transmitter between mobile cellular and tower. The SIM card contains two secret codes or keys called IMSI (International Mobile Subscriber Identity) and Ki (Authentication Key), which the operator uses to find out the mobile phone number and authenticate its subscribers, these codes are linked to the mobile number stored by the operator in the database. they are broad, based on a secret key that is used for billing to customers.
The main goal in SIM Card cloning is to get KI and IMSI codes, these codes are the identifier of the SIM Card, and get a signal from the tower directly to your cell phone.
How to Clone a SIM Card / Mobile Number

By extracting these two secret codes from the SIM and programming them into a new sim card. Since the operator authentication on the SIM is based on these values, we can fool the operator into pretending that it is a real SIM, this authentication weakness is a weakness in GSM technology.
Read also:
What SIM cards can be cloned?
Not all SIM cards can be cloned, only some SIM cards, let’s learn, which sim cards can and which sims can’t.

The SIM card is produced based on three algorithms, namely the COMP128v1, COMP128v2 and COMP128v3 algorithms. It’s important to note that currently only the COMP128v1 version can be cloned, and keep in mind that 70% of all SIM cards we use are mostly based on the COMP128v1 algorithm at the time we wrote this post.
What are the benefits with cloning/duplicate sim card/sim card?
There are many things that you can take advantage of after you clone a SIM Card, one of which is secretly spying on/hijacking the victim’s phone conversations, data usage, hijacking the victim’s phone messages, sending messages and making calls from her contact phone number, All things without touching the victim’s Cell Phone.
Mobile Number Clone Tool
- Blank Programmable SIM Card – Ebay
- SIM Firmware Reader/Writer – Ebay | AliExpress
- Download and install – MagicSIM
- Download and install – USB SIM Card Reader
- Access to victim’s SIM about 10 to 15 minutes
After you have some materials and tools to duplicate a cellphone number, let’s start with the steps below.
Tutorial on how to clone a cellphone number
If you want to know the steps for cloning a cellphone number, consider the following steps:
- Remove the SIM from the phone, place it in the Card Reader, click Read on the sim card in MagicSIM. When MagicSIM displays ‘connected’, select crack SIM on the toolbar.
- Click Stong KI and select all other search options then click start. After the KI is found and the cracking process is complete, click the file, save and save the cracked SIM info to a file.
- You must first click Disconnect from the file menu or the SIM card will be damaged.
- After successfully disconnecting. Remove the SIM. Put the SIM in your phone and see if it works. If not, maybe you haven’t unlocked the Sim Card.
How to Unlock SIM Card
If you haven’t unlocked the sim card, then you need to unlock the sim first, here’s how.
- In the application earlier, open the phone tools, select the SIM card, then select unlock SIM, it will ask for a code.
- Call your network provider or operator such as Telkomsel, Axis, XL, IM3 etc., then ask for the sim card unlock code, and usually they will ask why you want to unlock your SIM card, so just say that there is a need for cooperation with the provider or something other..
- Once they give you the SIM unlock code, then enter the code, and a SIM Unlocked message will appear.
- Insert the empty SIM card earlier and open the USB SIM Card Reader software instead of Magic SIM.
- Click connect. Make sure the message “No Info Found” appears because the SIM is really empty.
- Select Write to SIM, it will ask you to select a .dat file, choose the one you saved earlier.
- Now click start, it takes about 10 minutes for the cloning process or writing the blank sim card with the exact data of the sim card you want to clone before, when finished, it will ask for a security code, enter the security code provided by the operator, then click Finish.
- FINISHED! You have successfully cloned the SIM Card
Conclusion of How to Clone a Mobile Number
Now when someone calls the victim’s phone, Both phones will ring, same is the case of SMS, but only one can receive the call. It’s worth noting that if you try to make two calls at once, someone will connect; another will say the call failed, both phones will get the same message, text, and voice, and both will receive the same call, but only one can talk.
You can try the method above, you can try duplicating a Telkomsel cellphone number, you can also use a sim card cloning service in your area.
So that’s what we can tell you about how to clone a Telkomsel cellphone number, whether it’s axis / xl or something else, which is easy and you must try if you really mean it.