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Computer Tips

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Hardware
CPU (processor)MotherboardRAM (memory)GPU (graphics card)Solid State Drive Hard Disk DrivePower SupplyCooling (Liquid, Fan, Heat Sink)Computer CaseNVMe DriveCablesCMOS batteryROM BIOSWi-FiBluetoothSound CardOptical Drive (CD/DVD/Blu-ray)USBMonitorSpeakersMicrophoneKeyboardMouseSpeakersWebcamHeadsetUPS (Uninterruptible power supply)(NAS) Network Attach StorageMIDI DevicePrinterScannerFaxCopier
Software
BIOS/UEFIOperating Systems (Windows, Mac OS, Linux, Android, iOS, Google)DriversApplicationsServices






Networking
Cybersecurity
Computer DesktopComputer LaptopComputer ServerTabletSmart PhonePhabletNIC (Network Interface Card) RJ45NIC (Wireless NIC)Twisted Pair (UTP/STP Category 5a, 6, 7 Cables)Fiber Optic (MMF/SMF Cables)Coaxial CablesSwitchRouterHubRepeaterTransceiverLoad BalancerPoEMedia ConverterNetwork ControllerMultilayer SwitchVPNDSLDial up ModemCable ModemFirewallT1/T3 CSU/DSUATMFrame RelaySONETMPLSSD WANLAN/WAN
Networking Protocols
TCP/IP and UDPHTTPFTPEmail (POP3, IMAP4, SMTP)DNSDHCP



Network SecurityPhysical SecurityApplication SecurityInformation SecurityCloud SecurityEndpoint SecurityMobile SecurityIoT (Internet of Things) SecurityData SecurityIAM (Identity Access Management)Email SecurityDatabase SecurityInfrastructure SecurityOperational SecurityZero Trust SecurityCryptographyMFA - Multifactor AuthenticationPassword SecurityWireless SecurityFirewall SecurityMalware and Antivirus SecurityVulnerability Management Penetration TestingIncident ResponseSecurity Monitoring (Logs)Disaster RecoverySecurity Awareness Training (Social Engineering)Supply-Chain SecurityCyber Threat IntelligenceVPN (Virtual Private Network)IDS/IPSProxy ServerSIEM
Cybersecurity Threat Actors
Nation StatesCompetitorsHacktivistsCriminal OrganizationsMalicious InsiderScript Kiddies (Newbies)
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