Security

Last reviewed August 21, 2026

You are being asked to connect a business bank account to software you have just met. This page is the plain answer to "why would I do that" — what Annalis can see, what it stores, and what it structurally cannot do.

The four things that matter most

What we store, and what we deliberately don't

We storeWe never store
Account name and type, and the last four digits of the number Full card or bank account numbers
Transactions on the accounts you selected Transactions from accounts you did not select
A Plaid access token, encrypted at rest Your bank username or password
A one-way bcrypt hash of your Annalis password Your Annalis password in any readable form
The statement PDFs you upload, so your accountant can get to source documents Social Security numbers or government identifiers

How credentials are protected

Separation between businesses

Every record — statement, transaction, rule, finding, bank connection — belongs to exactly one account, and that ownership is checked on every request rather than assumed from the page you came from. One business's data is never used to serve another, and there is no cross-account analysis.

Within your account, roles are enforced server-side. An accountant is read-only by construction: they can view and export every report, drill into the detail behind any number, and download the original statements, and they cannot change a categorization, upload anything, or alter your settings.

Getting your data out, and deleting it

Every transaction, report and stored statement can be exported or downloaded from inside the application at any time — there is no export request to file and no lock-in. You can remove a bank connection yourself, which also instructs Plaid to revoke it. To delete an account entirely, write to privacy@annalis.ai from the address on the account; we delete it and confirm within 30 days.

Automated categorization

When automated categorization is enabled, merchant names that no existing rule covers are sent to Anthropic's API so a category can be suggested, along with the description you wrote of your business. Amounts, account numbers, balances and personal details are not sent — only the merchant text, how often it appeared and its total. Anthropic does not use API inputs to train its models. Suggestions are labeled as suggestions and wait for you to confirm them.

Integrity of the numbers

Security is not only about who gets in. Every statement's parsed transactions are checked against the total the issuer printed on that statement. If a bank changes its PDF layout and the parser starts reading it wrongly, the result is a loud mismatch rather than a quietly incorrect report.

Who else touches your data

ProviderWhat they handle
RenderApplication hosting and the database, in the United States
PlaidBank connections, only if you choose to connect an account
AnthropicMerchant categorization, only when that feature is enabled
Email deliveryInvitations and password reset emails

Annalis works without a bank connection at all. If you would rather not involve Plaid, upload statement PDFs and nothing is shared with them.

Reporting a vulnerability

Write to support@annalis.ai with "security" in the subject. Tell us what you found and how to reproduce it. We will acknowledge within three business days and keep you posted until it is closed. Please give us a reasonable chance to fix an issue before publishing it, and do not access or alter data that is not yours while testing.

Analytics

Our public pages — the homepage and pages like this one — load Google Analytics so we can see how many people visit and which pages they read. It sets cookies and Google receives the usual page and device information.

It is not loaded anywhere behind sign-in. Inside the application, page titles and paths carry your business's name, your vendors and your figures, and sending that to a third party to count visits is not a trade worth making. If you would rather not be counted on the public pages either, a browser tracking blocker or Do Not Track will stop it, and nothing about the product changes.

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