Security & identity

Plugin.Maui.SecureStoragePlus

AES-256-GCM secure storage with expiry and migration

Current NuGet 1.0.8

An extra AES-256-GCM layer over MAUI SecureStorage, with integrity tags, expiry, key listing, typed JSON, and migration from legacy stores.

GitHub GitHub Packages nuget.org

Install

dotnet add package Plugin.Maui.SecureStoragePlus

Package ID: Plugin.Maui.SecureStoragePlus

Plugin.Maui.* restores from GitHub Packages. Add the org feed first — see Use nuvyntralabs GitHub Packages from a C# project.

Overview

Plugin.Maui.SecureStoragePlus sits on top of MAUI SecureStorage (Keychain / EncryptedSharedPreferences) and adds an AES-256-GCM envelope, GCM integrity bound to the key name, expiry with automatic purge, migration from SecureStorage or a custom ILegacyStorageSource, key listing, metadata, and typed JSON get/set.

Current release

1.0.8. Current nuget.org pack.

Full upgrade map for the 3 September 2026 hardening wave: Hardened plugin releases.

Capabilities

Encrypted get/set with integrity.
Automatic expiry.
Legacy migration.
Typed JSON helpers and DI registration.

.NET MAUI
Security
AES-256-GCM
C#

Discussion

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