Title: Kontinua
Author: Host.it
Published: <strong>October 11, 2026</strong>
Last modified: October 16, 2026

---

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# Kontinua

 By [Host.it](https://profiles.wordpress.org/hostspa/)

[Download](https://downloads.wordpress.org/plugin/kontinua.0.8.2.zip)

 * [Details](https://wordpress.org/plugins/kontinua/#description)
 * [Reviews](https://wordpress.org/plugins/kontinua/#reviews)
 *  [Installation](https://wordpress.org/plugins/kontinua/#installation)
 * [Development](https://wordpress.org/plugins/kontinua/#developers)

 [Support](https://wordpress.org/support/plugin/kontinua/)

## Description

Kontinua is a WordPress plugin by **Host S.p.A.** (Host.it). It identifies the current
site and, if you choose, helps you register it in the Host.it console.

#### What this plugin does

After activation, open **Settings  Kontinua**. You can:

 * See a stable **site ID** created on this installation.
 * Review a **site passport**: home URL, site URL, paths, table prefix, WordPress/
   PHP/MySQL versions, plus the active theme and active plugins (also included in
   the JSON download).
 * Review a **readiness checklist** (whether `wp-config.php` and `ABSPATH` are readable,
   the database connection works, and the uploads directory is writable). These 
   checks are informational only.
 * **Download the passport as JSON.** The file does not include database passwords
   or file contents.
 * Optionally **generate a pairing code** (stored on this site, valid 15 minutes)
   or connect with an agency API key (claim code valid up to 1 hour). After Host.
   it accepts pairing, the console can request the site inventory and open wp-admin
   as the administrator you chose. Each admin entry is listed on this screen. Automatic
   admin entry is refused when two-factor authentication is detected for that user(
   official Two Factor plugin, WP 2FA helpers, or filters `kontinua_user_has_two_factor`/`
   kontinua_allow_auto_login`).

Installing or activating the plugin does **not** contact Host.it. The signing key
is kept by Host.it. This site stores only the public key. Signed routes and pairing
require HTTPS (local demos may set `KONTINUA_ALLOW_HTTP`).

#### What this plugin does not do

This plugin does **not** keep a long-lived copy of the backup on the site. When 
the site is paired, Host.it can request file slices and table rows over a signed
call, or ask a short-lived on-site runtime to stream packets to the Host.it ingest
host allowlist. Database passwords never leave the site in REST responses. Restore
writes require an explicit restore session. Pairing still starts only after you 
act in the console (or submit an API key claim).

#### Third-party service (Host.it)

Optional registration uses [Host.it](https://www.host.it/). Choose the console environment
under Settings  Kontinua (default while beta: staging `https://app-staging.kontinua.
host.it`). Override with `KONTINUA_CLOUD_URL` in wp-config.php if needed.

 * **When:** only after an administrator generates a pairing code / API key claim,
   or when a paired site answers signed backup/restore calls.
 * **What:** site identity (UUID, URLs, paths, versions); after pairing, administrator
   logins/roles for auto-login choice; during backup, file bytes and table dumps
   for the site prefix; never the database password in the passport or session JSON.
 * **Service:** [https://www.host.it/](https://www.host.it/)
 * **Terms:** [https://www.host.it/](https://www.host.it/)
 * **Privacy:** [https://www.host.it/](https://www.host.it/)

## Installation

 1. Upload the `kontinua` folder to `/wp-content/plugins/` or install the zip via Plugins
    Add New  Upload Plugin.
 2. Activate Kontinua.
 3. Go to Settings  Kontinua.
 4. Review the identity and readiness tables. Download the site passport JSON if you
    need it.
 5. Optional: generate a pairing code and paste it in the Host.it Kontinua console.

## FAQ

### Does this plugin back up or restore my site?

It does not keep a long-lived backup on the site. After you pair the site, Host.
it can pull file/table data or ask a short-lived runtime to stream packets to Host.
it ingest, and can write them back during a restore session. Pairing starts only
when you act in the Host.it console (code or API key).

### Does it send data when I activate it?

No. There is no outbound HTTP on activation. Generating a pairing code stores the
code locally. An API-key claim posts identity/passport to the control plane you 
configured. Host.it receives backup bytes only while a paired backup runs.

### Where is the pairing code used?

In the Host.it Kontinua console (Host.it account). Manual codes are not POSTed automatically;
the API-key flow submits a claim to the control plane.

### Is the database password included in the passport or backup session?

No. The password stays on the site (used only by the local backup runtime).

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“Kontinua” is open source software. The following people have contributed to this
plugin.

Contributors

 *   [ Host.it ](https://profiles.wordpress.org/hostspa/)

[Translate “Kontinua” into your language.](https://translate.wordpress.org/projects/wp-plugins/kontinua)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/kontinua/), check out
the [SVN repository](https://plugins.svn.wordpress.org/kontinua/), or subscribe 
to the [development log](https://plugins.trac.wordpress.org/log/kontinua/) by [RSS](https://plugins.trac.wordpress.org/log/kontinua/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 0.8.2

 * Fix: refuse to bootstrap a second copy when WordPress leaves both `kontinua` 
   and `kontinua-2` folders (constants already defined / missing includes). Shows
   an admin notice to keep a single folder.
 * Fix: load includes from this file’s directory, not from a stale `KONTINUA_DIR`
   of another copy.

#### 0.8.1

 * Feature: PHP error buffer reports fingerprint, severity, source (plugin/theme/
   core), versions, and backtrace to the Host.it console.
 * Feature: signed `/issues/ack` clears fingerprints after the console stores them;
   passport capabilities `php_issues` / `php_issues_ack`.
 * Improvement: notices are captured with warnings and fatals (deprecations still
   ignored).

#### 0.8.0

 * Feature: broken link discovery helpers for the Host.it console (sitemap URL, 
   recent posts, resolve URLs).
 * Feature: local redirect table + front-end router (exact/regex) with cloud sync;
   protected paths (login, admin, cron, REST, xmlrpc) are never redirected.
 * Feature: front-end highlight of broken links when opened from the console.

#### 0.7.9

 * Fix: backup DB stream opens `START TRANSACTION WITH CONSISTENT SNAPSHOT` when
   the engine allows it; SQL header `SET NAMES` follows the site DB charset; decimal/
   bit values stay quoted; PK resume no longer loops on key 0.
 * Fix: file incremental `since` allows one hour of clock skew; hello reports site`
   unix` time.
 * Fix: PHP error log normalizes messages before hashing, caps writes per hour, 
   runs only when paired (filterable), and registers shutdown once.
 * Fix: uninstall removes restore/php options, kontinua_* transients, harvester 
   cron, uploads/kontinua-private, upgrade/kontinua-hold, and leftover collect runtimes.

#### 0.7.8

 * Security: /pair rate limit counts failed attempts only (higher per-IP plafond
   + soft global cap); optional `KONTINUA_TRUSTED_PROXIES` / filter `kontinua_trusted_proxies`
   for real client IP behind CDN.
 * Security: signed-request anti-replay uses one sliding-window option instead of
   one transient per nonce.
 * Security: unknown admin-entry tickets no longer flood the access log; entry URL
   uses admin-post.php (cache-bypass); filters for third-party 2FA.
 * Security: backup runtime removes previous collect files on open, chmod 0600 when
   possible, hourly WP-Cron cleanup; idx/att under uploads/kontinua-private; fallback
   deploy path when ABSPATH is not writable.

#### 0.7.7

 * Feature: Settings  Kontinua console environment (staging / production when available).
   Default is staging so claims and backup push match the Host.it beta console; `
   KONTINUA_CLOUD_URL` still overrides.

#### 0.7.6

 * Fix: restore SQL splits statements with a quote-aware parser (semicolon inside
   strings no longer breaks the batch); table checks are anchored to DROP/CREATE/
   INSERT.
 * Fix: legacy file index is NDJSON with a byte cursor (no full JSON decode per 
   page); harvest index is built by streaming sorted walk without holding every 
   path in RAM.
 * Fix: table row counts use information_schema.TABLE_ROWS; fingerprints/rows without
   a usable PK use a stable ORDER BY; integer PK fingerprints use keyset pagination.
 * Fix: plugin/theme update verify accepts version_compare equality with the offer
   or any version greater than the previous one (fewer false rollbacks). Update 
   lists reuse WordPress transients instead of wiping them on every call.

#### 0.7.5

 * Fix: database backup no longer drops every column (column names are validated
   as identifiers, not as table names with the wp_ prefix).
 * Fix: stop excluding zip/archives site-wide so digital product downloads and similar
   uploads are backed up; pull and harvest share one exclusion list.
 * Fix: paths like foto..jpg are included; only real path segments “.” / “..” are
   rejected.
 * Fix: omitted files (oversized, excluded dirs, unreadable) are reported to the
   console; index paths with tabs/newlines are encoded safely.
 * Fix: signed backup read allows wp-config.php and .htaccess (needed for a complete
   restore); kontinua-private stays out of the vault.

#### 0.7.4

 * Security: database credentials stay on the site (baked into the backup runtime);
   session open no longer returns the DB password.
 * Security: backup runtime only pushes to allowlisted ingest hosts; table prefix
   is enforced; restore writes need an open restore session; plugin-private paths
   stay blocked (site config remains readable for signed backups).
 * Security: HTTPS required on pairing and signed routes; pairing claim TTL 1 hour;/
   pair rate-limited; anti-replay uses per-nonce transients; file index stored under
   a private uploads path.
 * Security: default control plane is production (`app.kontinua.host.it`); staging/
   demo must set `KONTINUA_CLOUD_URL`. Passport user list is administrators only,
   after pairing.
 * Auto admin entry fires `wp_login` and refuses users with Two Factor enabled.

#### 0.7.3

 * Backup also covers WP_CONTENT_DIR when it lives outside ABSPATH (Bedrock / Composer
   layouts): plugins, themes, and uploads are included.
 * Detached harvest runtime and signed pull share the same dual-root index (content
   paths use the wp-content/ prefix).

#### 0.7.2

 * Settings screen focuses on connection status and API key pairing; readiness, 
   passport, and admin entry logs stay under Advanced tools.
 * Plugins list shows a Settings link. Italian translations ship in the plugin package
   and follow the site language.

#### 0.7.1

 * Backup runtime protocol 3. Files up to 512 MB are included: large files travel
   in 4 MB parts inside the normal packets and a backup interrupted mid-file resumes
   from the last part, not from the start of the file.
 * The time budget of each packet is capped by the host’s PHP limit when the runtime
   cannot lift it; the console also learns, per site, when a reverse proxy cuts 
   requests early and shortens its requests instead of failing the backup.

#### 0.7.0

 * Backup runtime protocol 2. Tables leave the site as one stream of compressed 
   SQL segments (one connection, one ordered read per table) instead of hundreds
   of small pages. Unchanged tables are recognised from the engine’s own metadata,
   so a backup of an idle site no longer scans the database.
 * File index records the inode change time and prunes excluded folders before descending;
   unchanged files are decided from the index without touching them.

#### 0.4.1

 * PHP warnings are stored once at the end of the request. Silenced errors are ignored,
   and the same warning is not stored again for twelve hours.

#### 0.4.0

 * Recent PHP warnings and fatals stay on the site. Host.it can read that list with
   a signed call.
 * The plugin still does not check whether the public site is up, and it still does
   not upload to storage.

#### 0.3.1

 * A later backup can skip a table whose contents match the previous one. The file
   list is scanned once per pass.
 * Restore onto another server is performed by Host.it. This plugin still does not
   upload to storage.

#### 0.3.0

 * Host.it can read files and database tables to store a backup, and write them 
   back on restore.
 * The plugin still does not upload to object storage. The signing key stays on 
   Host.it.

#### 0.2.0

 * The console can list and apply plugin, theme, and core updates.
 * A plugin or theme folder is copied aside for that update and restored if the 
   new version does not land.
 * Core updates require a separate confirmation and are not rolled back automatically.

#### 0.1.0

 * Pairing code is completed by the console. The site stores a public key only.
 * Signed on-demand site inventory.
 * One-time wp-admin entry for the user chosen at pairing, written to a local log.
 * Replaces the 1.0.0 local-only “marked as linked” flag.

#### 1.0.0

 * Initial site identity, passport JSON, and a local pairing code.

## Meta

 *  Version **0.8.2**
 *  Last updated **3 hours ago**
 *  Active installations **Fewer than 10**
 *  WordPress version ** 6.4 or higher **
 *  Tested up to **7.1.3**
 *  PHP version ** 7.4 or higher **
 * Tags
 * [admin](https://wordpress.org/plugins/tags/admin/)[security](https://wordpress.org/plugins/tags/security/)
   [tools](https://wordpress.org/plugins/tags/tools/)
 *  [Advanced View](https://wordpress.org/plugins/kontinua/advanced/)

## Ratings

No reviews have been submitted yet.

[Your review](https://wordpress.org/support/plugin/kontinua/reviews/#new-post)

[See all reviews](https://wordpress.org/support/plugin/kontinua/reviews/)

## Contributors

 *   [ Host.it ](https://profiles.wordpress.org/hostspa/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/kontinua/)