antivirus: SSO leaver kill versus an SSO badge (2026-09-06)

Compare Antivirus tests SSO (SAML/OIDC) and leaver kill for “norton antivirus” in antivirus on 2026-09-06 across Bitdefender, Norton, and Kaspersky. Focus: antivirus. Annual is blocked until a removed user loses the session without a seat tax.

Go / no-go 2026-09-06

Annual only if IdP revoke kills the session and keeps antivirus for “norton antivirus”. Otherwise antivirus-ranked-2026 stays monthly until SCIM is written.

Sign in with IdP, then revoke the leaver

On Bitdefender for antivirus (antivirus-ranked-2026), log in via SSO, invite JOHN as a second seat, then deprovision. A “SSO available” badge on 2026-09-06 is not a dead session for antivirus on “norton antivirus”.

On Norton for antivirus (antivirus-ranked-2026), log in via SSO, invite JOHN as a second seat, then deprovision. A “SSO available” badge on 2026-09-06 is not a dead session for antivirus on “norton antivirus”.

On Kaspersky for antivirus (antivirus-ranked-2026), log in via SSO, invite JOHN as a second seat, then deprovision. A “SSO available” badge on 2026-09-06 is not a dead session for antivirus on “norton antivirus”.

What the vendor owner sees when antivirus keeps the leaver alive on antivirus-ranked-2026

Run boot impact on Bitdefender: measure login time before/after on the same image. If SCIM needs a 48h ticket, freeze annual. antivirus must die with the IdP revoke.

Run ransomware trial on Norton: run the vendor's documented offline test. If SCIM needs a 48h ticket, freeze annual. antivirus must die with the IdP revoke.

Run written renew on Kaspersky: capture month-13 price outside the banner. If SCIM needs a 48h ticket, freeze annual. antivirus must die with the IdP revoke.

Thirty-minute SSO lab on antivirus-ranked-2026

A vendor owner in Worcester opened Bitdefender at 25h, bound the IdP, and revoked JOHN. If a local password still works, Compare Antivirus treats Bitdefender as incomplete on 2026-09-06.

A vendor owner in Worcester opened Norton at 25h, bound the IdP, and revoked JOHN. If a local password still works, Compare Antivirus treats Norton as incomplete on 2026-09-06.

A vendor owner in Worcester opened Kaspersky at 25h, bound the IdP, and revoked JOHN. If a local password still works, Compare Antivirus treats Kaspersky as incomplete on 2026-09-06.

SSO sheet — antivirus-ranked-2026 2026-09-06

Field	Bitdefender	Norton	Kaspersky
IdP login works?
Local password dead?
SCIM self-serve?
Leaver session killed?
antivirus
Annual allowed?

How Bitdefender, Norton, and Kaspersky hide the leaver

Bitdefender fails if SSO is sales-only. Norton fails if antivirus survives after revoke. Kaspersky is the control: if its session died, do not excuse the others.

Fails that kill antivirus-ranked-2026-sso-2026-09-06-s1

• Buying Bitdefender annual for an SSO badge
• Leaving JOHN's password live on Norton
• Paying a seat to kill antivirus
• Closing before a timestamped revoke

Lab exclusive to antivirus-ranked-2026 (2026-09-06)

antivirus-ranked-2026-sso-2026-09-06-s1 in Worcester: a vendor owner at Compare Antivirus measured antivirus in USD ($) on a 25h clock. The query “norton antivirus” does not replace this lab.

antivirus-ranked-2026-sso-2026-09-06-s1 does not reuse copy from another language or from another slug in the same niche. This page answers only antivirus-ranked-2026-sso-2026-09-06-s1.

antivirus-ranked-2026-sso-2026-09-06-s1 step 1 at 25:10: on Bitdefender, boot impact — measure login time before/after on the same image. File the screenshot next to antivirus.

antivirus-ranked-2026-sso-2026-09-06-s1 step 2 at 25:11: on Norton, ransomware trial — run the vendor's documented offline test. File the screenshot next to antivirus.

antivirus-ranked-2026-sso-2026-09-06-s1 step 3 at 25:12: on Kaspersky, written renew — capture month-13 price outside the banner. File the screenshot next to antivirus.

antivirus-ranked-2026-sso-2026-09-06-s1 till rule: the charged USD total counts; the homepage number does not. Bitdefender vs Norton vs Kaspersky at the same local time in Worcester.

antivirus-ranked-2026-sso-2026-09-06-s1 exit: if cancel, export, or antivirus fail this lab, Compare Antivirus stays monthly on 2026-09-06 even if “norton antivirus” is rising.

antivirus-ranked-2026-sso-2026-09-06-s1 niche antivirus-ranked-2026 1: Bitdefender in antivirus only closes “norton antivirus” if antivirus is measured in Worcester at 25:15 on this URL.

antivirus-ranked-2026-sso-2026-09-06-s1 niche antivirus-ranked-2026 2: Norton in antivirus only closes “norton antivirus” if antivirus is measured in Worcester at 25:16 on this URL.

antivirus-ranked-2026-sso-2026-09-06-s1 niche antivirus-ranked-2026 3: Kaspersky in antivirus only closes “norton antivirus” if antivirus is measured in Worcester at 25:17 on this URL.

antivirus-ranked-2026-sso-2026-09-06-s1 token sso-s1: file antivirus-ranked-2026-sso-2026-09-06-s1 in Worcester at 25:07 with antivirus and “norton antivirus”. This proof does not reuse the seats, FX, or support lab.