COMPUTER HARDWARE; COMPUTER FIRMWARE FOR USE IN ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA , COMPUTER SOFTWARE FOR USE IN ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA AND COMPUTER OPERATING PROGRAMS; COMPUTER FIRMWARE FOR USE IN ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA, COMPUTER SOFTWARE FOR USE IN ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA AND AUTHENTICATING USER IDENTIFICATION AND COMPUTER OPERATING PROGRAMS, ALL FOR FOR MILITARY, DEFENCE, AEROSPACE, AVIATION, ENGINEERING, TRANSPORT, SECURITY, NATIONAL SECURITY, CYBER SECURITY AND LAW ENFORCEMENT PURPOSES; AND COMPUTER FIRMWARE FOR USE IN ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA, COMPUTER SOFTWARE FOR ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA AND APPLICATION AND DATABASE INTEGRATION AND COMPUTER OPERATING PROGRAMS, ALL FOR AIRCRAFT, AERIAL VEHICLES, LAND VEHICLES, AMPHIBIOUS VEHICLES, MARINE VEHICLES, SHIPS, BOATS AND SUBMARINES; ELECTRICAL, ELECTRONIC AND OPTRONIC APPARATUS AND INSTRUMENTS, NAMELY, ELECTRONIC DISPLAY SCREENS, FLAT PANEL DISPLAY SCREENS, ELECTRONIC HEAD-UP DISPLAYS, RADIOS FOR COMMUNICATIONS PURPOSES, RADAR APPARATUS AND GPS, ELECTRICAL, ELECTRONIC, AND OPTRONIC SYSTEMS COMPRISING COMPUTER SOFTWARE AND COMPUTER HARDWARE FOR ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA, ALL FOR MILITARY, DEFENCE, AEROSPACE, AVIATION, ENGINEERING, TRANSPORT AND SECURITY PURPOSES AND ELECTRICAL, ELECTRONIC AND OPTRONIC APPARATUS AND INSTRUMENTS, NAMELY, ELECTRONIC DISPLAY SCREENS, FLAT PANEL DISPLAY SCREENS, ELECTRONIC HEAD-UP DISPLAYS, RADIOS FOR COMMUNICATIONS PURPOSES, RADAR APPARATUS AND GPS, ELECTRICAL, ELECTRONIC, AND OPTRONIC SYSTEMS COMPRISING COMPUTER SOFTWARE AND COMPUTER HARDWARE FOR ANALYSING, PROCESSING, STORING, MANAGING AND MODELLING OF DATA, ALL FOR AIRCRAFT, AERIAL VEHICLES, LAND VEHICLES, AMPHIBIOUS VEHICLES, MARINE VEHICLES, SHIPS, BOATS AND SUBMARINES; AIRCRAFT FLIGHT SIMULATORS, LAND VEHICLE DRIVING SIMULATORS, AND SIMULATORS FOR THE STEERING AND CONTROL OF MARINE VEHICLES; HEAD-UP DISPLAYS FOR USE IN MILITARY AND COMMERCIAL AIRCRAFT, NAMELY, FIXED AND HELMET MOUNTED TRANSPARENT ELECTRONIC DISPLAYS FOR PROVIDING AIRCRAFT CREW MEMBERS WITH NAVIGATIONAL AND OPERATIONAL INFORMATION; ELECTRONIC HELMET-MOUNTED DISPLAYS FOR PROVIDING NAVIGATIONAL AND OPERATIONAL INFORMATION TO PILOTS, DRIVERS AND CREW OF AIRCRAFT, LAND VEHICLES AND MARINE VEHICLES; PROTECTIVE BODY ARMOUR, NAMELY, BALLISTIC, BULLET, BLAST, SLASH AND STAB RESISTANT CLOTHING, PROTECTIVE HELMETS, PROTECTIVE SHOES AND BOOTS FOR MILITARY PERSONNEL, AND DRIVERS, PILOTS, CREW AND SUPPORT CREW OF AIRCRAFT, LAND VEHICLES AND MARINE VEHICLES PROTECTIVE EYEWEAR; PROTECTIVE MASKS AND RESPIRATORY MASKS NOT FOR MEDICAL USE; COMPUTER HARDWARE, COMPUTER FIRMWARE AND COMPUTER SOFTWARE FOR IDENTIFYING, SEARCHING, COLLECTING, MINING, VIEWING, ANALYSING, PROCESSING, STORING, MANAGING, MONITORING, AGGREGATING AND MODELLING DATA; COMPUTER HARDWARE, COMPUTER FIRMWARE AND COMPUTER SOFTWARE FOR IDENTIFYING, SEARCHING, COLLECTING, MINING, VIEWING, ANALYSING, PROCESSING, STORING, MANAGING, MONITORING, AGGREGATING AND MODELLING PATTERNS AND NETWORKS IN DATA AND TRANSACTIONS; COMPUTER HARDWARE, COMPUTER FIRMWARE AND COMPUTER SOFTWARE FOR USE IN DETECTING, RECORDING, ANALYSING, PREVENTING, COMBATING AND DEFENDING AGAINST FRAUD, FINANCIAL FRAUD, DEBIT AND CREDIT CARD FRAUD, INTERNET FRAUD, FINANCIAL CRIME, MONEY LAUNDERING, TERRORISM, ESPIONAGE AND SMUGGLING OPERATIONS; COMPUTER HARDWARE, COMPUTER FIRMWARE AND COMPUTER SOFTWARE FOR THE PURPOSES OF ENABLING, IMPROVING AND MONITORING REGULATORY COMPLIANCE, OPERATIONAL EFFICIENCY, CORPORATE GOVERNANCE, RISK MANAGEMENT, RISK PREVENTION, AND THE REDUCTION OF MONETARY LOSSES; COMPUTER HARDWARE, COMPUTER FIRMWARE AND COMPUTER SOFTWARE FOR IDENTIFYING, SEARCHING, COLLECTING, MINING, VIEWING, ANALYSING, PROCESSING, STORING, MANAGING, MONITORING, AGGREGATING AND MODELLING FOR THE PURPOSES OF CARRYING OUT DUE DILIGENCE, BACKGROUND CHECKS, AND VETTING OF CUSTOMERS AND POTENTIAL CUSTOMERS; COMPUTER HARDWARE, COMPUTER FIRMWARE, COMPUTER SOFTWARE AND ELECTRONIC SENSORS TO IDENTIFY THREATS AND MALICIOUS BEHAVIOUR ON THE INTERNET AND WITHIN ENTERPRISES; COMPUTER HARDWARE, COMPUTER FIRMWARE AND COMPUTER SOFTWARE FOR REDUCING VULNERABILITY TO CYBER-ATTACKS, MINIMISING THE DAMAGE CAUSED BY CYBER-ATTACKS, AND FOR RECOVERING FROM CYBER-ATTACKS; COMPUTER HARDWARE, COMPUTER FIRMWARE AND COMPUTER SOFTWARE FOR RECEIVING, CONFIGURING, FILTERING, SANITISING, CLEANSING, ANONYMISING, DE-ANONYMISING, ENCRYPTING, DECRYPTING, MASKING, HASHING, REDACTION, TOKENISATION, TRANSMITTING, SHARING AND VALIDATING OF DATA, OF INFORMATION, AND OF ELECTRONIC COMMUNICATIONS; STRUCTURAL AND REPLACEMENT PARTS AND FITTINGS FOR ALL OF THE AFORESAID GOODS; ELECTRONIC AND DOWNLOADABLE PUBLICATIONS, NAMELY, NEWSLETTERS, MAGAZINES, BROCHURES, REPORTS, CERTIFICATES, USER MANUALS, USER GUIDES, TECHNICAL MANUALS, AND EDUCATIONAL, TRAINING AND INSTRUCTIONAL MANUALS, ALL OF THE ABOVE IN THE FIELD OF MILITARY, DEFENCE, AEROSPACE, AVIATION, ENGINEERING, TRANSPORT, SECURITY, NATIONAL SECURITY, CYBER SECURITY AND LAW ENFORCEMENT PRODUCTS AND SERVICES

AIRCRAFT; FIXED WING AIRCRAFT; ROTARY WING AIRCRAFT; PROTOTYPE AIRCRAFT; MILITARY AIRCRAFT; COMBAT AIRCRAFT; TRAINING AIRCRAFT; FAST JET TRAINING AIRCRAFT; AIRCRAFT FOR AERIAL AND ACROBATIC DISPLAY PURPOSES; UNMANNED AIR VEHICLES; AUTONOMOUS AIR VEHICLES; REMOTELY PILOTED AIR VEHICLES; DRONES; UNMANNED AIR VEHICLES FOR THE TRANSPORT AND RELEASE OF GUIDED WEAPONS; LAND VEHICLES; ARMOURED LAND VEHICLES; MILITARY LAND VEHICLES; TRACKED LAND VEHICLES; LAND VEHICLES FOR COMBAT PURPOSES; LAND VEHICLES FOR COMMAND AND CONTROL PURPOSES; LAND VEHICLES FOR THE TRANSPORT OF MILITARY PERSONNEL AND EQUIPMENT; LAND VEHICLES FOR EMERGENCY, SEARCH AND RESCUE PURPOSES; LAND VEHICLES FOR MINE CLEARANCE PURPOSES; LAND VEHICLES FOR SITE CLEARANCE PURPOSES; AUTONOMOUS LAND VEHICLES; MOTORISED AND NON-MOTORISED LAND VEHICLES EQUIPPED FOR THE TRANSPORT, LAUNCH AND OPERATION OF WEAPONS AND/OR EQUIPPED WITH APPARATUS FOR CONTROL AND GUIDANCE OF WEAPONS; AMPHIBIOUS VEHICLES; AUTONOMOUS AMPHIBIOUS VEHICLES; MARINE AND SUBMERSIBLE VEHICLES; SHIPS; PATROL SHIPS; BOATS; RIGID INFLATABLE BOATS; AIRCRAFT CARRIERS; SHIPS, NAMELY, FRIGATES AND DESTROYERS; CORVETTES, NAMELY, WARSHIPS; SUBMARINES; NUCLEAR SUBMARINES; AUTONOMOUS UNDERWATER VEHICLES; STRUCTURAL AND REPLACEMENT PARTS AND FITTINGS FOR ALL OF THE AFORESAID GOODS

CONSTRUCTION, INSTALLATION, MAINTENANCE, SERVICING, REFURBISHMENT, RENOVATION, UPGRADING AND REPAIR OF AIRCRAFT, FIXED WING AIRCRAFT, ROTARY WING AIRCRAFT, PROTOTYPE AIRCRAFT, MILITARY AIRCRAFT, COMBAT AIRCRAFT, TRAINING AIRCRAFT, FAST JET TRAINING AIRCRAFT, AIRCRAFT FOR AERIAL AND ACROBATIC DISPLAY PURPOSES, UNMANNED AIR VEHICLES, AUTONOMOUS AIR VEHICLES, REMOTELY PILOTED AIR VEHICLES, DRONES, UNMANNED AIR VEHICLES FOR THE TRANSPORT AND RELEASE OF GUIDED WEAPONS, LAND VEHICLES, ARMOURED LAND VEHICLES, MILITARY LAND VEHICLES, TRACKED LAND VEHICLES, LAND VEHICLES FOR COMBAT PURPOSES, LAND VEHICLES FOR COMMAND AND CONTROL PURPOSES, LAND VEHICLES FOR THE TRANSPORT OF MILITARY PERSONAL AND EQUIPMENT, LAND VEHICLES FOR EMERGENCY, SEARCH AND RESCUE PURPOSES, LAND VEHICLES FOR MINE CLEARANCE PURPOSES, LAND VEHICLES FOR SITE CLEARANCE PURPOSES, AUTONOMOUS LAND VEHICLES, TANKS, MOTORISED AND NON-MOTORISED LAND VEHICLES EQUIPPED FOR THE TRANSPORT, LAUNCH AND OPERATION OF WEAPONS AND/OR EQUIPPED WITH APPARATUS FOR CONTROL AND GUIDANCE OF WEAPONS, AMPHIBIOUS VEHICLES, AUTONOMOUS AMPHIBIOUS VEHICLES, MARINE AND SUBMERSIBLE VEHICLES, SHIPS, PATROL SHIPS, BOATS, RIGID INFLATABLE BOATS, AIRCRAFT CARRIERS, FRIGATES, DESTROYERS, CORVETTES, SUBMARINES, NUCLEAR SUBMARINES AND AUTONOMOUS UNDERWATER VEHICLES; CONSTRUCTION, INSTALLATION, MAINTENANCE, SERVICING, REFURBISHMENT, RENOVATION, UPGRADING AND REPAIR OF PARTS AND FITTINGS WITHIN AIRCRAFT, AERIAL VEHICLES, LAND VEHICLES, AMPHIBIOUS VEHICLES, MARINE VEHICLES AND SUBMERSIBLE VEHICLES; CONSTRUCTION, INSTALLATION, MAINTENANCE, SERVICES, REFURBISHMENT, RENOVATION, UPGRADING AND REPAIR OF COMPUTER HARDWARE, DATA PROCESSING AND TRANSMISSION APPARATUS, COMPUTER NETWORK HARDWARE, COMMUNICATION NETWORK HARDWARE, COMMUNICATIONS EQUIPMENT AND WIRELESS COMMUNICATIONS EQUIPMENT; CONSTRUCTION, INSTALLATION, MAINTENANCE, SERVICING, REFURBISHMENT, RENOVATION, UPGRADING AND REPAIR OF WEAPONS AND WEAPONS SYSTEMS; CONSTRUCTION, INSTALLATION, MAINTENANCE, SERVICING, REFURBISHMENT, RENOVATION, UPGRADING AND REPAIR OF OPTICAL APPARATUS, MECHANICAL APPARATUS, INSTRUMENTS, EQUIPMENT, COMPONENTS, SYSTEMS, CONTROLS AND DISPLAYS FOR MILITARY, DEFENCE, AEROSPACE, AVIATION, TRANSPORT AND SECURITY PURPOSES; CONTRACTING FOR AVAILABILITY SERVICES, NAMELY, PROVIDING MAINTENANCE, SERVICING AND PREPARATORY SERVICES FOR AIRCRAFT, AERIAL VEHICLES, LAND VEHICLES, MARINE VEHICLES AND SUBMERSIBLE VEHICLES SO THAT THE VEHICLES ARE ALWAYS AVAILABLE, FIT AND READY FOR USE; CONSTRUCTION, INSTALLATION, MAINTENANCE, SERVICING, REFURBISHMENT, RENOVATION, UPGRADING AND REPAIR INFORMATION, ADVICE AND CONSULTANCY RELATING TO AIRCRAFT, FIXED WING AIRCRAFT, ROTARY WING AIRCRAFT, PROTOTYPE AIRCRAFT, MILITARY AIRCRAFT, COMBAT AIRCRAFT, TRAINING AIRCRAFT, FAST JET TRAINING AIRCRAFT, AIRCRAFT FOR AERIAL AND ACROBATIC DISPLAY PURPOSES, UNMANNED AIR VEHICLES, AUTONOMOUS AIR VEHICLES, REMOTELY PILOTED AIR VEHICLES, DRONES, UNMANNED AIR VEHICLES FOR THE TRANSPORT AND RELEASE OF GUIDED WEAPONS, LAND VEHICLES, ARMOURED LAND VEHICLES, MILITARY LAND VEHICLES, TRACKED LAND VEHICLES, LAND VEHICLES FOR COMBAT PURPOSES, LAND VEHICLES FOR COMMAND AND CONTROL PURPOSES, LAND VEHICLES FOR THE TRANSPORT OF MILITARY PERSONNEL AND EQUIPMENT, LAND VEHICLES FOR EMERGENCY, SEARCH AND RESCUE PURPOSES, LAND VEHICLES FOR MINE CLEARANCE PURPOSES, LAND VEHICLES FOR SITE CLEARANCE PURPOSES, AUTONOMOUS LAND VEHICLES, TANKS, MOTORISED AND NON-MOTORISED LAND VEHICLES EQUIPPED FOR THE TRANSPORT, LAUNCH AND OPERATION OF WEAPONS OR EQUIPPED WITH APPARATUS FOR CONTROL AND GUIDANCE OF WEAPONS, AMPHIBIOUS VEHICLES, AUTONOMOUS AMPHIBIOUS VEHICLES, MARINE AND SUBMERSIBLE VEHICLES, SHIPS, PATROL SHIPS, BOATS, RIGID INFLATABLE BOATS, AIRCRAFT CARRIERS, FRIGATES, DESTROYERS, CORVETTES, NAMELY, WARSHIPS, SUBMARINES, NUCLEAR SUBMARINES AND AUTONOMOUS UNDERWATER VEHICLES

DIAGNOSTIC SERVICES FOR COMPUTERS AND COMPUTER NETWORKS; MAINTENANCE, INSTALLATION, SERVICING, REFURBISHMENT, AND REPAIR OF COMPUTER SOFTWARE IN THE FIELD OF THE DEFENCE, AEROSPACE, AVIATION, TRANSPORT AND SECURITY INDUSTRIES, OR UTILISING DEFENCE, AEROSPACE, AVIATION, TRANSPORT OR SECURITY TECHNOLOGY; ENGINEERING SERVICES; ENGINEERING CONSULTANCY; SCIENTIFIC RESEARCH, DESIGN AND DEVELOPMENT SERVICES; METROLOGY AND CALIBRATION OF EQUIPMENT; TOOL DESIGN SERVICES; AIR, SEA AND LAND VEHICLE DESIGN SERVICES; AIR VEHICLE AIRWORTHINESS TESTING SERVICES; SEA VEHICLE SEAWORTHINESS TESTING SERVICES; LAND VEHICLE ROADWORTHINESS TESTING SERVICES; COMPUTER PROJECT MANAGEMENT SERVICES; DEFENCE CONSULTANCY, NAMELY, INFORMATION TECHNOLOGY CONSULTING IN THE FIELD OF NATIONAL DEFENSE AND NATIONAL SECURITY; DEFENCE CONSULTANCY, NAMELY, SCIENTIFIC CONSULTANCY IN RELATION TO THE DEPLOYMENT OF MILITARY VEHICLES, MILITARY AIRCRAFT, MILITARY MARINE VEHICLES AND WEAPONS; DESIGN, DEVELOPMENT, INSTALLATION, INTEGRATION, TESTING, MAINTENANCE, SUPPORT, REPAIR, UPDATING AND UPGRADING OF COMPUTER SOFTWARE; DESIGN, DEVELOPMENT, INSTALLATION, INTEGRATION, TESTING, MAINTENANCE, SUPPORT, REPAIR, UPDATING AND UPGRADING OF COMPUTER SOFTWARE FOR MILITARY, DEFENCE, AEROSPACE, AVIATION, ENGINEERING, TRANSPORT, SECURITY, NATIONAL SECURITY, CYBER SECURITY AND LAW ENFORCEMENT PURPOSES; OPERATIONAL SUPPORT SERVICES FOR COMPUTER SOFTWARE, NAMELY, TROUBLESHOOTING OF COMPUTER SOFTWARE PROBLEMS; DESIGN, DEVELOPMENT, INSTALLATION, INTEGRATION, TESTING, MAINTENANCE, SUPPORT, REPAIR, UPDATING AND UPGRADING OF COMPUTER SOFTWARE FOR AIRCRAFT, AERIAL VEHICLES, LAND VEHICLES, AMPHIBIOUS VEHICLES, MARINE VEHICLES, SHIPS, BOATS, SUBMARINES, WEAPONS AND WEAPONS SYSTEMS; DESIGN, CUSTOMIZATION, DEVELOPMENT, AND TESTING OF COMPUTER HARDWARE, ELECTRONICS, ELECTRONIC SYSTEMS, ELECTRONIC DISPLAYS, HEAD-UP DISPLAYS, HELMET-MOUNTED DISPLAYS, NIGHT VISION INSTRUMENTS, SENSORS, AVIONICS, FLIGHT INSTRUMENTS, FLIGHT CONTROLS, LAND VEHICLE CONTROLS, THROTTLES, CONTROL STICKS, MARINE VEHICLE CONTROLS, WEAPONS AND WEAPONS SYSTEMS; IT SYSTEMS INTEGRATION SERVICES FOR DEFENCE AND AEROSPACE SYSTEMS; CIRCUIT BOARD DESIGN SERVICES; DESIGN, DEVELOPMENT, INTEGRATION, TESTING AND UPGRADING OF COMPUTER SOFTWARE IN THE NATURE OF AIRCRAFT, LAND VEHICLE AND MARINE VEHICLE SIMULATORS; PREPARATION OF MAPS IN DIGITAL FORM; INFORMATION TECHNOLOGY CONSULTANCY SERVICES; RESEARCH, DESIGN, DEVELOPMENT AND CUSTOMISATION OF COMPUTER SOFTWARE, COMPUTER FIRMWARE, COMPUTER HARDWARE, COMPUTER SYSTEMS AND COMPUTER ARCHITECTURES; MONITORING, DIAGNOSTIC AND MAINTENANCE SERVICES FOR COMPUTER OPERATING SYSTEMS; ANALYTICAL SERVICES RELATING TO COMPUTERS, COMPUTER NETWORKS AND COMMUNICATIONS NETWORKS, NAMELY, SCIENTIFIC ANALYSIS IN THE FIELD OF COMPUTERS, COMPUTER NETWORKS, AND COMMUNICATIONS NETWORKS; FORENSIC ANALYSIS OF COMPUTER OPERATING SYSTEMS; FORENSIC ANALYSIS, METROLOGY SERVICES IN THE NATURE OF REVERSE ENGINEERING, ELECTRONIC STORAGE, RECOVERY, CONVERSION, COMPRESSION AND MIGRATION OF COMPUTER DATA; ANALYTICAL SERVICES RELATING TO COMPUTERS, COMPUTER SOFTWARE, COMPUTER NETWORKS, AND COMMUNICATIONS NETWORKS, NAMELY, SCIENTIFIC ANALYSIS IN THE FIELD OF COMPUTERS, COMPUTER SOFTWARE, COMPUTER NETWORKS, AND COMMUNICATIONS NETWORKS; INCIDENT INVESTIGATIONS AND MANAGEMENT RELATING TO THREATS AND MALICIOUS BEHAVIOUR IN CONNECTION WITH COMPUTER OPERATING SYSTEMS, COMPUTER NETWORKS AND COMMUNICATIONS NETWORKS, NAMELY, SCIENTIFIC ANALYSIS IN THE FIELD OF COMPUTERS, COMPUTER SOFTWARE, COMPUTER NETWORKS AND COMMUNICATIONS NETWORKS FOR THE PURPOSES OF INVESTIGATING AND MANAGING CYBER THREATS AND MALICIOUS BEHAVIOUR; INFORMATION, ADVICE AND CONSULTANCY RELATING TO COMPUTER SECURITY, COMPUTER NETWORK SECURITY AND COMMUNICATIONS NETWORK SECURITY; PROVIDING SCIENTIFIC AND INFORMATION TECHNOLOGY ADVISING AND CONSULTING ON HOW TO REDUCE VULNERABILITY TO CYBER-ATTACKS, HOW TO MINIMISE THE DAMAGE CAUSED BY CYBER-ATTACKS, AND HOW TO RECOVER FROM CYBER-ATTACKS; COMPUTERISED DATA SERVICES, NAMELY ELECTRONIC STORAGE OF DATA AND TRANSACTIONS, PROVIDING SEARCH ENGINES FOR OBTAINING DATA ON A GLOBAL COMPUTER NETWORK, PLATFORM AS A SERVICE (PAAS) FEATURING COMPUTER SOFTWARE PLATFORMS THAT ENABLE DATA CAPTURE, MONITORING OF DATA PATTERNS, AND ANALYSIS OF DATA PATTERNS; SCIENTIFIC INFORMATION, ADVICE, AND CONSULTANCY RELATING TO ALL OF THE AFORESAID SERVICES; PREPARATION OF SCIENTIFIC REPORTS CONTAINING DATA, INFORMATION AND ANALYSIS RELATING TO PILOT, DRIVER OR CREW MEMBER DECISION-MAKING AND PERFORMANCE OF AIRCRAFT, LAND VEHICLES AND MARINE VEHICLES; PREPARATION OF SCIENTIFIC REPORTS RELATING TO COMPUTER DATA, COMPUTER SOFTWARE, COMPUTER FIRMWARE, COMPUTER HARDWARE, COMPUTER OPERATING SYSTEMS, COMPUTER NETWORKS, COMMUNICATIONS NETWORKS, THE SECURITY OF COMPUTER NETWORKS AND THE SECURITY OF COMMUNICATIONS NETWORKS