Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Signal Protocol

The Signal Protocol (formerly known as the TextSecure Protocol) is a non-federated cryptographic protocol that provides end-to-end encryption for voice and instant messaging conversations. The protocol was developed by Open Whisper Systems in 2013 and was introduced in the open-source TextSecure app, which later became Signal. Several closed-source…

History, Overview & Properties

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Signal Protocol. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Based on
OTR, SCIMP
Developer
Signal Foundation
Influenced
OMEMO, Matrix
OSI layer
Application layer
Purpose
End-to-end encrypted communications

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

History

Properties

Usage

Influence

Implementations

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Signal Protocol

Nodes70
Edges69
Triples83
Avg. degree1.97
Density0.028571
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Signal Protocol

Top relations

related to Influence · 18
Signal Protocol → Conversations, December, Double Ratchet Algorithm, Forsta's, In May, Matrix, Olm, OMEMO, The, The Double Ratchet Algorithm, The Signal Protocol, Viber, Wire, XEP, XEP-0384, XMPP Extension Protocol, XMPP Standards Foundation, XSF
related to history · 16
Signal Protocol → Axolotl, Axolotl Ratchet, February, It, Moxie Marlinspike, Off-the-record, On, Open Whisper Systems, OTR, Protocol, SCIMP, Silent Circle Instant Message, TextSecure, The, The Axolotl Ratchet, Trevor Perrin
related to Usage · 16
Signal Protocol → Android, Facebook, Facebook Messenger, In February, In November, In October, On April, Open Whisper Systems, RedPhone, Secret Conversations, Signal, TextSecure, They, WhatsApp, WhatsApp Status, WhatsApp's
related to Metadata · 14
Signal Protocol → In June, In October, IP, Moxie Marlinspike, Signal, Signal Messenger, Signal Profile, Signal's, The, The Intercept, The Signal Protocol, There, This, Users
related to Implementations · 9
Signal Protocol → AGPLv3, GitHub, Java, Rust, Signal, Signal Messenger, Swift, There, TypeScript
related to Properties · 4
Signal Protocol → In, It, The, The Signal Protocol
Based on · 1
Signal Protocol → OTR, SCIMP
Developer · 1
Signal Protocol → Signal Foundation
Influenced · 1
Signal Protocol → OMEMO, Matrix
OSI layer · 1
Signal Protocol → Application layer

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

protocol signal textsecure encryption ratchet conversations end-to-end app also double messaging open messages 2016 whisper systems users key implementation introduced

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Signal ProtocolBased onOTR, SCIMP1.00infobox
Signal ProtocolDeveloperSignal Foundation1.00infobox
Signal ProtocolInfluencedOMEMO, Matrix1.00infobox
Signal ProtocolOSI layerApplication layer1.00infobox
Signal ProtocolPurposeEnd-to-end encrypted communications1.00infobox
Signal ProtocolWebsitesignal.org/docs1.00infobox
Signal Protocolrelated to historyThe0.60section
Signal Protocolrelated to historyTrevor Perrin0.60section
Signal Protocolrelated to historyMoxie Marlinspike0.60section
Signal Protocolrelated to historyOpen Whisper Systems0.60section
Signal Protocolrelated to historyTextSecure0.60section
Signal Protocolrelated to historyOff-the-record0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.