What Is Portable Social Identity?
Portable social identity means your identity is yours — usable across apps and not trapped inside one platform. Here is the definition and why it matters.
- Portable social identity is identity you own and can carry across apps, instead of an account locked inside one platform.
- A stable, profile-level identifier lets other apps recognize you without owning you.
- Portability is what makes exit rights and cross-app continuity real.
- DeadArk is designed to be an identity you take with you — usable as a sign-in across other apps.
Definition
Portable social identity is the idea that *who you are online* should belong to you and travel with you — not be a record trapped inside a single company's database. With portable identity, a stable identifier represents you, and other applications can recognize that identity without any one platform owning it.
Put simply: your identity is a thing you carry, not a thing you rent.
Profiles vs. accounts: the distinction that matters
Most platforms blur two different things. An account is your relationship with one specific service — your login there, governed by their terms, deletable by them. A profile-level identity is the durable representation of *you* that can be referenced consistently across contexts. Portable social identity is about making the second thing real and stable, so that your presence is not merely an entry in one app's user table.
When identity lives at the profile level:
- Other apps can let you sign in as yourself, recognizing a stable identifier rather than minting yet another isolated account.
- Your identity survives the rise and fall of any single application.
- Connection and recognition can follow you across the places you participate.
Why portability is the backbone of user control
Portable identity is not a standalone feature — it is what makes several other principles real:
- It makes exit rights credible. You can leave a platform without losing yourself, because your identity was never that platform's property to begin with.
- It enables continuity across apps, so participation in one place can be recognized in another without surveillance or scraping.
- It puts the user, not the platform, at the center — the inversion of the model where each app owns a captive copy of you.
How DeadArk approaches it
At DeadArk, identity is built to be portable from the ground up: a stable, profile-level identity backed by passkey-first sign-in, designed to be usable as an authentication layer for other applications through standard OAuth. *Sign in with DeadArk* is the practical expression of portable identity — other apps recognize you by a stable profile identifier, while the account UUID and your private credentials stay yours.
The direction is deliberate. Identity should be infrastructure that serves the person, not a moat that captures them.
The short version
Portable social identity turns "your account" into "your identity" — something you own, carry, and can be recognized by anywhere, rather than something one platform holds hostage.
Frequently asked questions
What is portable social identity?
Portable social identity is identity you own and can carry across applications, represented by a stable profile-level identifier, instead of an account locked inside a single platform.
What is the difference between a profile and an account?
An account is your relationship with one specific service and is governed by their terms. A profile-level identity is the durable representation of you that can be recognized consistently across apps.
How does DeadArk make identity portable?
DeadArk provides a stable, profile-level identity backed by passkey sign-in and usable as an OAuth authentication layer for other apps — "Sign in with DeadArk" — while keeping your private credentials and account UUID yours.
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DeadArk is a local social network for people, communities, businesses, projects, publications, and institutions to connect through shared interests and place. Learn more at deadark.com.