From 555cf6f6db797d62e2b5254c74c2c6016cfc0ca2 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Thu, 8 Jun 2023 21:43:09 +0200 Subject: [PATCH] README: rephrase initial section; add HPSIM; programmable vs. standard Change-Id: Ied7bce9fc4ebc9a71093ac41d9c1b8e67fe04d7e --- README.md | 27 ++++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-) diff --git a/README.md b/README.md index db13a52d..86dc63d0 100644 --- a/README.md +++ b/README.md @@ -1,16 +1,25 @@ -pySim - Read, Write and Browse Programmable SIM/USIM Cards -==================================================== +pySim - Read, Write and Browse Programmable SIM/USIM/ISIM/HPSIM Cards +===================================================================== -This repository contains Python programs that can be used -to read, program (write) and browse certain fields/parameters on so-called programmable -SIM/USIM cards. +This repository contains a number of Python programs that can be used +to read, program (write) and browse all fields/parameters/files on +SIM/USIM/ISIM/HPSIM cards used in 3GPP cellular networks from 2G to 5G. -Such SIM/USIM cards are special cards, which - unlike those issued by -regular commercial operators - come with the kind of keys that allow you -to write the files/fields that normally only an operator can program. +Note that the access control configuration of normal production cards +issue by operators will restrict significantly which files a normal +user can read, and particularly write to. + +The full functionality of pySim hence can only be used with on so-called +programmable SIM/USIM/ISIM/HPSIM cards. + +Such SIM/USIM/ISIM/HPSIM cards are special cards, which - unlike those +issued by regular commercial operators - come with the kind of keys that +allow you to write the files/fields that normally only an operator can +program. This is useful particularly if you are running your own cellular -network, and want to issue your own SIM/USIM cards for that network. +network, and want to configure your own SIM/USIM/ISIM/HPSIM cards for +that network. Homepage and Manual