tmpfs
tmpfs is a temporary in-memory filesystem whose contents do not persist across reboot.
View definitionIT Dictionary
Clear, practical definitions to understand network, security, systems and IT vocabulary.
Filter by topic 63 topics
All topics
3CX 3
Active Directory 26
AI & Data 19
Applications & API 3
Backup 52
Backup & Security 10
Cloud 22
Cloud & DevOps 21
Cloud & Linux 23
Cybersecurity 93
DNS 3
Email 17
FortiGate 40
Hardware 21
IA & Data 3
Identity & API 2
Identity & Directory 15
Identity & SaaS 1
IT & Operations 7
Linux 70
Microsoft 365 84
Monitoring 2
Monitoring & ITSM 21
Networking 101
Networking & Datacenter 1
Networking & DNS 11
Networking & Ethernet 1
Networking & IPv6 4
Networking & Monitoring 1
Networking & Multicast 1
Networking & Routing 4
Networking & Security 4
Networking & Switching 4
Networking & VLAN 2
Networking & Wi-Fi 8
Networking / VPN 1
PKI & Certificates 7
Security 16
Servers 39
SSL / PKI 5
Storage 37
Storage & Authentication 1
Storage & Linux 1
Storage & Virtualization 2
Telephony 10
Telephony & VoIP 18
Virtualization 59
Virtualization & Storage 10
VMware 2
VPN & IPsec 2
Web 6
Web & Data 31
Web & Development 8
Web & Networking 3
Web & Security 2
Web & WordPress 16
Windows 46
Windows & Hardware 1
Windows & Identity 1
Windows & Security 2
Windows & Storage 2
Windows Server 5
WordPress 14
41matching definitions · 1,058 in the dictionary
Clear filters
Token AI
A token is a unit of text used by a model's tokenizer to process inputs and generate outputs.
View definitionToken Protection Entra
a Microsoft Entra session protection control that attempts to bind certain tokens to a device to reduce replay after token theft
View definitionTombstone
A tombstone represents a deleted Active Directory object retained temporarily to replicate its deletion.
View definitionTombstone Lifetime
The duration of the retention of certain information on an deleted object.
View definitionTool Calling AI
Tool calling allows an AI model to request operations from external functions or services through a defined interface.
View definitionTOTP
A one-time code calculated from a shared secret and the current time.
View definitionTPM
A security chip or function that protects cryptographic keys and start-up measures.
View definitionTraceroute
A tool that displays routers through packages to a destination.
View definitionTransitive Trust
a trust relationship whose scope can extend transitively to other domains along a trust path
View definitionTransparent Mode FortiGate
A mode where the FortiGate works mainly as a level 2 bridge.
View definitionTransparent Page Sharing (TPS)
Transparent Page Sharing can deduplicate identical memory pages on supported VMware hosts, subject to security settings.
View definitionTriple Extortion
Triple extortion adds pressure on third parties, such as customers or partners, to ransomware encryption and data-leak threats.
View definitionTrust Authentication Scope
the authentication scope allowed across an Active Directory trust, such as domain-wide or selective authentication
View definitionTTL
Duration of response DNS Can stay in hiding.
View definitionTURN
Relay service used when direct communication between two customers is not possible.
View definitionTwo-Way Trust
an Active Directory trust relationship that combines reciprocal trust in both directions
View definition