Security Diagrams

Visual representations of key telecommunications security concepts, attack vectors, and defensive architectures to help understand complex security scenarios.

Protocol Security Diagrams

SS7 Attack Flow Analysis

This diagram illustrates the progression of SS7 attacks through different phases, from initial reconnaissance to final impact, along with corresponding defense measures at each stage.

SS7 Attack Flow Diagram
ReconnaissanceNetwork ScanningInitial AccessSS7 ConnectionExploitationMessage InjectionImpactData TheftLocationTrackingCall/SMSInterceptionServiceDisruptionFraudEnablementNetworkMonitoringMessageFilteringAccessControlEncryption& AuthenticationSS7 Attack ProgressionAttack Vectors:Defense Measures:

SIGTRAN Protocol Security Architecture

Detailed view of the SIGTRAN protocol stack security architecture, showing the relationship between adaptation layers, SCTP, security mechanisms, and common attack vectors.

SIGTRAN Protocol Security ArchitectureDiagram showing the SIGTRAN protocol stack security architecture, including M2PA, M2UA, M3UA, SUA layers, security mechanisms, and attack vectors.SIGTRAN Protocol Security ArchitectureIP NetworkSCTPM2PAM2UAM3UASUASS7 User Parts (ISUP, TCAP, etc.)ApplicationsSecurity MechanismsSCTP SecurityChunk Authentication, Cookie MechanismIPsec ProtectionESP, Authentication HeaderTLS/DTLSEncryption, AuthenticationFirewalls & FilteringMessage Screening, Rate LimitingAttack VectorsSCTP VulnerabilitiesAssociation Flooding, Chunk ManipulationAdaptation Layer AttacksM3UA Routing ManipulationProtocol FuzzingMalformed Messages, Parameter TamperingInterconnection AttacksUnauthorized Access, Traffic RedirectionProtocol LayersSecurity MechanismsAttack Vectors

SIP Attack Vectors & Vulnerabilities

Comprehensive visualization of SIP infrastructure components and the various attack vectors targeting SIP-based VoIP systems, including registration hijacking, message tampering, and media attacks.

SIP Attack Vectors DiagramComprehensive diagram showing SIP infrastructure components and various attack vectors targeting SIP-based VoIP systems.SIP Attack Vectors & Security VulnerabilitiesSIP ServerSIP ProxyRegistrarSIP Phone ASIP Phone BRTP Media PathRegistration HijackingREGISTER spoofingMessage TamperingINVITE/BYE manipulationDoS AttacksINVITE floodingMedia AttacksRTP injection, eavesdroppingSecurity ControlsTLS/SRTP EncryptionSIP AuthenticationSIP FirewallSBC ProtectionSIP InfrastructureAttack VectorsSecurity Controls

Network Security Diagrams

5G Security Architecture Overview

Comprehensive view of 5G network security architecture showing the security components across RAN, Core Network, and Edge domains, including key security interfaces and protocols.

5G Security Architecture
RAN DomaingNBBase StationRAN SecurityEncryption & AuthUEUser Equipment5G Core NetworkAMFAccess MgmtSMFSession MgmtUPFUser PlaneAUSFAuthenticationUDMUser Data MgmtSEPPSecurity EdgeNRFNF RepositoryPCFPolicy ControlNEFNetwork ExpEdge & AppsMECMulti-access EdgeApplicationsServicesSecurity Interfaces & ProtocolsN1 (NAS)UE ↔ AMFN2 (NGAP)gNB ↔ AMFN3 (GTP-U)gNB ↔ UPFN32 (SEPP)Inter-PLMNSBI SecurityOAuth 2.0/TLSNetwork SlicingIsolationKey Security FeaturesEnhanced Auth5G-AKA/EAP-AKA'256-bit EncryptionSNOW/AES/ZUCPrivacy ProtectionSUPI/SUCIZero TrustArchitectureEdge SecurityMEC Protection5G Security Architecture Overview

VoLTE Security Components

Overview of Voice over LTE security architecture showing security elements across Access Network (LTE), Core Network (EPC), and IMS Network domains with key security threats.

VoLTE Security Components
Access Network (LTE)UEVoLTE ClienteNBBase StationLTE SecurityAES Encryption, Mutual AuthCore Network (EPC)MMEMobility MgmtS-GWServing GWP-GWPDN GatewayEPC SecurityGTP Tunneling, IPSecIMS NetworkP-CSCFProxyS-CSCFServingIMS SecuritySIP TLS, AKA AuthSecurity InterfacesLTE-UuAir InterfaceS1-MMEControl PlaneS1-UUser PlaneRx InterfacePolicy ControlGm InterfaceSIP SignalingMw InterfaceCSCF to CSCFVoLTE Security ThreatsEavesdroppingCall InterceptionDoS AttacksService DisruptionIdentity SpoofingCaller ID FraudMITM AttacksRogue Base StationProtocol AttacksSIP VulnerabilitiesVoLTE Security ArchitectureVoice over LTE Security Components & Threats

Device Security Diagrams

Baseband Attack Surface Mapping

Detailed analysis of mobile device baseband processor attack surface, showing the relationship between application and baseband processors and various attack vectors.

Baseband Attack Surface
Mobile Device ArchitectureApplication ProcessorAndroid/iOSUser ApplicationsOperating SystemHardware AbstractionBaseband ProcessorModem FirmwareProtocol StackRadio InterfaceReal-time OSInterfaceAT CommandsOver-the-AirMalformed MessagesProtocol FuzzingPhysical AccessJTAG/UARTFirmware ExtractionInterface AttacksAT Command InjectionBuffer OverflowsMemory CorruptionStack/Heap OverflowUse-after-freeRogue Base StationIMSI CatcherNetwork AttacksSS7/DiameterMalicious AppsPrivilege EscalationData ExfiltrationSMS/Call LogsLocation TrackingGPS/Cell TowerService DisruptionDoS/JammingBaseband Attack Surface AnalysisAttack Vectors:Potential Impact:

Mobile Device Security Architecture

Comprehensive view of mobile device security architecture including hardware security elements, baseband processor, application processor, and various attack vectors targeting each component.

Mobile Device Security ArchitectureComprehensive diagram showing mobile device security architecture including hardware security, baseband processor, application processor, and various attack vectors.Mobile Device Security ArchitectureHardware Security ElementsSecure ElementTrusted ExecutionHardware CryptoSecure BootBaseband ProcessorCellular Protocol StackFirmwareRadioApplication ProcessorOperating SystemSecurity ServicesSystem AppsPrivilegedUser AppsSandboxedInterfaceAttack VectorsBaseband AttacksOver-the-air exploitsProtocol fuzzingApplication AttacksMalicious appsPrivilege escalationHardware AttacksSide-channel attacksPhysical tamperingSupply Chain AttacksFirmware implantsBackdoored componentsSecurity ControlsSecure Boot ChainApp SandboxingBaseband IsolationEncryptionIntegrity MonitoringHardware SecurityBaseband ProcessorApplication ProcessorAttack VectorsSecurity Controls

About These Diagrams

These technical diagrams are designed to provide clear visual representations of complex telecommunications security concepts. Each diagram focuses on different aspects of telecom security, from protocol-level attacks to network architecture security.

The diagrams are created to be educational tools for security professionals, researchers, and students working in the telecommunications security field. They can be used for training, presentations, and as reference materials for understanding attack vectors and defensive strategies.

All diagrams are based on industry standards, research papers, and best practices in telecommunications security. They represent typical architectures and attack scenarios, though specific implementations may vary across vendors and operators.