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Technical Overview · Changes

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Remove outdated information authored Apr 11, 2016 by Lars Grefer's avatar Lars Grefer
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Technical-Overview.md
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This documentation is especially meant for developers who want to join our project and for everybody else who would like to know more about the inner workings of `AIMSICD`. Due to its complexity, this is a work in progress.
# Index
* [Basic Modules and I/O](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#basic-modules-and-io)
* [Database Tables: (Current Behavior)](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#database-tables-current-behavior)
* [DEFAULT_MCC_TABLE (Mobile Country Code)](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#default_mcc_table-mobile-country-code)
* [CELL_TABLE](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#cell_table)
* [LOCATION_TABLE](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#location_table)
* [OPENCELLID_TABLE](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#opencellid_table)
* [SILENT_SMS_TABLE](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#silent_sms_table)
* [Database Tables: (New Proposal)](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#database-tables-new-proposal)
* [Accessing the Databases](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Technical-Overview#accessing-the-databases)
---
###**Basic Modules and I/O:**
![Program Modules](https://spideroak.com/share/IFEU2U2JINCA/GitHub/home/SecUpwN/SpiderOak/DOCUMENTATION/Program_Modules.png)
---
###Database Tables:
One of our awesome developers is currently doing the heavy porting of our databases to [Realm](https://realm.io/).
![New Realm Database](https://spideroak.com/share/IFEU2U2JINCA/GitHub/home/SecUpwN/SpiderOak/DOCUMENTATION/Database_myCellInfo_ER_4.png)
---
AIMSICD currently utilizes several tables in a single SQLite3 database in `aimsicd.db` to keep track
of all the network changes and the downloaded Open Cell ID (OCID) data. When you're making a file
backup of the AIMSICD database, you're actually saving the various tables into individual
`aimsicd-<tablename>.CSV` files, which can be updated manually or externally.
All mentioned sqlite commands are properly documented on the [SQLite website](http://www.sqlite.org).
![Old Database Tables](https://spideroak.com/share/IFEU2U2JINCA/GitHub/home/SecUpwN/SpiderOak/DOCUMENTATION/Database_myCellInfo_ER_3.png)
#### DEFAULT_MCC_TABLE (Mobile Country Code)
This table holds data to identify your service provider (carrier) and country.
#### CELL_TABLE
These are the *unique* BTS towers as collected by the phone, once it has connected to it (ignoring neighboring cells).
#### LOCATION_TABLE
These are the individual measurements as collected when in `Tracking Cell Details` mode. The location (Lat/Lng) of the phone and the Cell-ID it is connected to + timestamp.
#### OPENCELLID_TABLE
Downloaded DB from [OpenCellID](http://opencellid.org/).
#### SILENT_SMS_TABLE
Protocol of incoming messages.
---
#### Accessing the Databases
* From a PC
```
adb shell
su
sqlite3 /data/data/com.SecUpwN.AIMSICD/databases/aimsicd.db
```
* From a Terminal Emulator within Android
* (Note: You may need to install sqlite3 binaries)
```
su
sqlite3 /data/data/com.SecUpwN.AIMSICD/databases/aimsicd.db
```
---
**To be updated**
* **CELL_TABLE:** Data collected by the phone when it is connected to a cell. (not from the table neighboring cells).
* **LOCATION_TABLE:** These are the individual measurements as collected when in `Tracking Cell Details` mode. The location (Lat/Lng) of the phone and the Cell-ID it is connected to + timestamp.
***
**Other important details:**
We display the Neighboring Cell information in two ways:
......@@ -85,8 +13,4 @@ We display the Neighboring Cell information in two ways:
2. a fallback is available through the methods developed by Alexey
(Data is saved in an Array not in an table)
***
**Further information about the actual status: [Development-Status](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/Development-Status)**
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