#5g

MAGMA HN MILENAGE

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BY – Shubham Kumar Source: https://www.etsi.org/deliver/etsi_ts/133100_133199/133102/11.05.01_60/ts_133102v110501p.pdf Section 3.2 Generating 5G Authentication Vectors Source: https://github.com/magma/magma/blob/6122b3a667ba8e0c29dda827261904c1efc963ed/lte/gateway/python/magma/subscriberdb/crypto/milenage.py#L56 Generating SQN Source: https://www.etsi.org/deliver/etsi_ts/133100_133199/133102/11.05.01_60/ts_133102v110501p.pdf Section: C.3.2, C.1.1.2 C.1.1.1 Source: https://github.com/magma/magma/blob/master/lte/gateway/python/magma/subscriberdb/processor.py#L323 Generating RAND Source: https://github.com/magma/magma/blob/6122b3a667ba8e0c29dda827261904c1efc963ed/lte/gateway/python/magma/subscriberdb/crypto/milenage.py#L292 Generating OPc OPc(​Derived operator code unique for each SIM) is derived from OP(Operator Code) and K(Secret Key). OP and K are first encrypted using AES-128 Encryption Algorithm …

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ECIES in 5G Core: SUPI to SUCI Conversion

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BY – Aditya Koranga SUPI stands for Subscription Permanent Identifier, a permanent unique identifier assigned to each sim card for the identity of a subscriber. In 4G it was called IMSI(International Mobile Subscriber Identity). SUPI is a 15 or 16 digits string that contains MCC(Mobile Country Code), MNC(Mobile Network Code), and MSIN(Mobile Subscriber Identification Number). …

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AKA Procedure

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BY SHUBHAM KUMAR If the UE(User Equipment) is previously registered with the network, it will have a temporary identifier, 5G-GUTI(5G- Global Unique Temporary Identifier) stored in it. The UE will use this identifier for the Identification procedure. The 5G-GUTI is sent to the SEAF(Security Anchor Function) in the logical N1 interface where SUPI(Subscription Permanent Identifier) …

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OAI, Free5gc, open5gs and Magma 5G Core STANDARDS FOR SMF

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BY ADITYA KORANGA The table shows different Technical Specifications used in OAI, OPEN5GS, FREE5GC and Magma for 5G Core SMF Function. Basis OAI 5G Core FREE5GC 5G Core OPEN5GS 5G Core MAGMA 5G CORE Language  C++ Golang  C C++ SM Context Management ETSI TS 123 502 V16.7.0– 5.2.8.2 3GPP TS 23.502 5.2.8.2 ETSI TS 123 …

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OAI, Free5gc, open5gs, MAgma 5G Core STANDARDS FOR AMF

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BY SHUBHAM KUMAR The table shows different Technical Specifications used in OAI, OPEN5GS, FREE5GC, and MAGMA for the 5G Core AMF Function. Basis OAI 5G Core AMF FREE5GC 5G Core AMF OPEN5GS 5G Core AMF Magma 5G Core Accessd Language  C++ Golang  C C++ Registration Management ETSI TS 123 501 V16.6.0  – 5.3.23GPP TS 23.501 5.3.2 …

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NR Reference signals

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by Shubham Kumar Reference signals are unique signals only present in Physical channels and are used to deliver a reference point for resource scheduling during Uplink and downlink transmission. It occupies specific resource elements within the grid. NR constitutes of 4 reference signals i.e. NR RF VS LTE RF: Types of Reference Signals: DMRS Apart …

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Ran Protocol Stack ( SDAP, PDCP, RLC) Part-1

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There are two different types of Ran Protocol Stack as follow 1) User-Plane Protocol Stack 2) Control-Plane Protocol Stack Lets us discuss with the help of diagram USER-PLANE PROTOCOL STACK It supports in carrying the user data network between different applications of user equipment and in the network. Each layers shown in above diagram provides …

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