Turn on two-step sign-in

    Updated 23 October 2026

    Protect your account with a one-time code received by email at each sign-in.

    5 questions answered in this guide.

    Two-step sign-in adds protection to your password: at each sign-in, Krak Stack also asks for a 6-digit code sent to your email address. Each user turns it on for their own account.

    Krak StackFig. 1
    Turn on two-step sign-in: Krak Stack screen (demo data)
    Figure 1. Settings: company, finance, catalog, statuses, roles and billing. Demo company, fictitious data.

    Steps

    1. Open the user menu (your avatar at the top right) and choose My account.
    2. Scroll down to the Two-step login section.
    3. On the Email verification codes line, click Set up.
    4. Enter the 6-digit code received by email to finish.
    5. At your next sign-in, after the password, enter the code received by email.

    Good to know

    • The code can also be asked during some sensitive actions on your account.
    • If the code does not arrive, use Send a new code by email. Too many resend attempts are temporarily blocked.
    • To stop, go back to My account and click Disable: a last code is asked.
    • Two-step sign-in is each user's choice. An administrator cannot turn it on for a colleague.
    • In My account, the Security section also lets you change your password.

    Frequently asked questions

    I lost access to my mailbox. How do I sign in?

    Without access to your mailbox, you cannot receive the code. Open a ticket or ask an administrator of your company to contact support.

    The code is refused.

    Use the code from the latest email received and check it is typed in full. If needed, ask for a new code.

    Can I use an authenticator app?

    The email code is the method offered today in My account.

    Must I enter a code at every sign-in?

    Yes, once two-step sign-in is on, the code is asked at every sign-in.

    I forgot my password.

    On the sign-in page, click Forgot password? and follow the link received by email.

    See also

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