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Can you test our WhatsApp Business and social media accounts for takeover?

Yes, and it is a short, high-value engagement. We audit linked-device and active-session hygiene on WhatsApp Business, Instagram, Facebook and Google, review account-recovery and OTP settings, check for unauthorised OAuth app consents, and run a simulated phishing exercise against your staff to measure how many would approve a pairing-code lure. CERT-In rates the GhostPairing WhatsApp takeover campaign as High severity.

Key takeaways

  • CERT-In rates the GhostPairing WhatsApp account-takeover campaign as High severity, which is why pairing codes are now a first-class audit item.
  • GhostPairing needs only the target's phone number, with no password and no SIM swap, because a pairing code authorises a new device as trusted.
  • A social account takeover audit for a business typically takes 3 to 5 working days and is priced as a fixed engagement.
  • The measure of success is not the finding count but the click rate on a simulated pairing-code lure, which is usually the real number that matters.
  • The Statement of Account.zip and RBI.zip malware campaigns both begin with a WhatsApp message, so the audit and the awareness training belong together.

As of 24 October 2026: the service descriptions, prices and turnaround figures on this page are current.

What does a social and messaging account takeover audit cover?

Six areas, checked against how these platforms actually fail rather than against a generic checklist. Linked devices and active sessions on WhatsApp Business, Instagram, Facebook, Google and LinkedIn, with every unknown device logged out and the session list cleared. Account recovery configuration, because the recovery email and the recovery phone are the actual attack surface when a device is lost. One-time password delivery settings, including whether SMS is the only channel or whether an authenticator app is available. Third-party and OAuth application consents, since an authorised malicious app is a permanent invisible observer of the account. Multi-factor authentication state, specifically whether two-step verification on WhatsApp uses a PIN rather than SMS. And a staff susceptibility measurement.

How does the GhostPairing attack actually work?

The GhostPairing campaign, which CERT-In rates as High severity, targets WhatsApp through a technique that removes two of the controls people assume are protecting them. The attacker does not need your password, and does not need a SIM swap. Instead they persuade the target, through a call, a message or a phishing page, to enter a pairing code that authorises the attacker's browser or device as a linked, trusted device. From that point the attacker can read the account, send messages as the victim and, critically, receive the messages sent to it, which is how a compromised business account becomes a trusted delivery channel for the next victim. The defensive control is specific: two-step verification with a PIN, and treating any request for a pairing code as a compromise in progress.

How do you measure staff susceptibility safely?

With a simulated campaign that is announced, bounded and scored, rather than a real phishing site that harvests credentials. The standard method is a short message or email that mimics the lure, such as a fake Statement of Account.zip attachment or a fake pairing-code request, sent to a defined group of staff, with a landing page that captures the click without collecting real credentials, and with clicks scored afterwards in a session that is explicitly non-punitive. The result is a percentage, and that percentage is the number that predicts your real exposure. The related campaigns are real: the Statement of Account.zip and RBI.zip malware both arrive over WhatsApp, and CERT-In's GhostPairing advisory makes the pairing-code lure the one to test for.

What do we fix once the audit is done?

Six specific changes, all of which are quick. Enable two-step verification with a PIN on every WhatsApp account, including the business number, and never rely on SMS alone. Remove every unknown linked device and revoke active sessions, then repeat that on a schedule. Set a strong, unique account recovery email and phone that are not on the same domain as the main account, since a compromised domain account should not be able to reset a social account. Remove every third-party app you do not actively use. Document a rule that no employee of any rank ever approves a pairing code or a remote-access request, and train on it. And require a hardware security key or an authenticator app for any account that can move money or speak as the company.

Social and messaging account takeover audit coverage and timelines
AreaWhat is testedPlatformsTypical duration
Linked devices and sessionsUnknown devices logged out, session inventoryWhatsApp Business, Instagram, Facebook, Google1-2 working days
Account recovery configurationRecovery email, recovery phone, alternate codesAll in-scope accounts1 working day
OAuth and third-party consentsUnauthorised app access revokedGoogle, Facebook, Instagram, LinkedIn1 working day
Two-step verification statePIN-based MFA rather than SMS-onlyWhatsApp and email accountsSame day
Simulated phishing exerciseClick rate on pairing-code and .zip luresStaff population2-3 working days
Remediation and recheckFixes verified, staff re-testedAll in-scope accounts1-2 working days

What are the frequently asked questions?

Can you test our WhatsApp Business and social media accounts for takeover?
Yes, and it is a short, high-value engagement. We audit linked-device and active-session hygiene on WhatsApp Business, Instagram, Facebook and Google, review account-recovery and OTP settings, check for unauthorised OAuth app consents, and run a simulated phishing exercise against your staff to measure how many would approve a pairing-code lure. CERT-In rates the GhostPairing WhatsApp takeover campaign as High severity.
What is the GhostPairing WhatsApp attack?
It is an account-takeover technique in which an attacker uses a victim-supplied pairing code to link their own device or browser to the target WhatsApp account as a trusted device. It needs no password and no SIM swap, which is why two-step verification with a PIN is the critical control.
Do you need our WhatsApp password to run the audit?
No. The audit is designed to run with the account owner present, using the platform's own linked-device and security screens. We do not need to hold your credentials, and a testing methodology that requires them is a red flag in a social account audit.
How long does a social account takeover audit take?
Three to five working days for a business with a defined set of accounts, including the linked-device and session review, the recovery and OAuth review, a simulated phishing exercise, and a remediation recheck.
Is WhatsApp Business different from a personal WhatsApp account?
A business account usually has more users, a published profile and, often, payment or catalogue functions, so the takeover impact is larger and the announcement risk to customers is greater. The technical checks are the same, but the incident response plan should assume the account is a customer-facing communication channel.

Get a straight answer on this

Send us the list of WhatsApp, Instagram, Facebook and Google accounts in scope, and we will return a fixed-price takeover audit scope with a 3 to 5 day timeline.

Send us the details See pricing

Last reviewed: 24 October 2026. Information on this page is general guidance, not legal advice. Prices are indicative bands for a typical scope and are confirmed in a written quote before any work begins.