Zunabo
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Diagnostic

How to know if you need our services

Some signs call for immediate action. Others simply suggest a check would be useful. This page groups them to help you place your situation.

Critical signs - immediate action required

If one or more of these signs are present, contact us without delay.

  • A ransom screen, an extortion message, or a locked file appears on a device.

    DangerA ransomware attack is likely already underway or complete.
    Real riskTotal data loss, business paralysis, and a ransom demand with no guarantee of recovery.

  • Files become unreadable, renamed, or encrypted without any action on your part.

    DangerMalicious encryption is actively spreading across your devices or network.
    Real riskIrreversible loss of documents, databases, or backups if the infection isn't stopped in time.

  • A suspicious login alert arrives from a service you use (bank, email, social network).

    DangerSomeone is attempting, or has managed, to access one of your accounts.
    Real riskIdentity theft, access to your finances, or your account used to scam your contacts or clients.

  • Emails are sent from your account that you did not write.

    DangerYour mailbox is compromised and being used without your knowledge.
    Real riskMalware or scams spread under your name, and damage to your professional reputation.

  • A business site or application shows content you did not publish, or becomes unreachable for no known reason.

    DangerYour site or app has likely been hacked or defaced.
    Real riskLost customers, damaged brand image, and possible theft of your visitors' or clients' data.

  • A work device containing data or account access has been lost or stolen.

    DangerYour data and professional access may be in the wrong hands.
    Real riskSensitive data leaks, fraudulent access to your accounts or your clients'.

  • Someone claims to hold your data and demands payment in exchange.

    DangerYou're facing an extortion attempt (data ransom).
    Real riskPublic exposure of sensitive data, repeated blackmail, or financial loss if payment brings no guarantee.

  • A server or network shows unusual activity after a suspected intrusion attempt.

    DangerAn intrusion may be underway or may have already happened on your infrastructure.
    Real riskData theft, server takeover, or an entry point for a larger attack.
Other signs worth watching

Less urgent, but not to be ignored. They often point to a risk building up gradually.

Accounts & access

  • The same passwords used across several accounts.

    DangerOne compromised password gives access to several of your accounts.
    Real riskDomino effect after a leak: one hacked account can cascade into losing all the others.

  • Sensitive data stored without encryption or access control.

    DangerAnyone with access to the storage can read the data directly.
    Real riskLeak of personal or business data, non-compliance, loss of client trust.

Devices & software

  • A computer or phone that is slower than before, with no identified cause.

    DangerMalicious software or a hidden process may be consuming the device's resources.
    Real riskAn undetected infection that worsens over time, with data quietly stolen in the background.

  • Software or systems that no longer receive updates.

    DangerKnown security flaws remain open and exploitable.
    Real riskIntrusion made easy by a public vulnerability that was never patched.

  • Antivirus or firewall missing, disabled, or never updated.

    DangerCommon threats are no longer detected or blocked.
    Real riskRapid infection by a virus, ransomware, or unauthorized network access.

Network & backups

  • Unstable Wifi or areas without network coverage in an office or home.

    DangerA poorly configured or secured network is easier to intercept or exploit.
    Real riskInterception of data traveling over the network, or an entry point for an outside intruder.

  • No backup in place, or backups that are never checked.

    DangerYour data has no protection against an incident (failure, attack, human error).
    Real riskPermanent data loss in the event of ransomware, hardware failure, or theft.

Organization

  • A business site that is missing, outdated, or unmaintained for a long time.

    DangerA degraded professional image and potentially unpatched flaws.
    Real riskLoss of credibility with clients, and increased technical vulnerability.

  • No defined procedure in case of an IT incident.

    DangerWhen something goes wrong, no one knows how to react quickly and effectively.
    Real riskThe incident worsens due to a slow or disorganized response, with avoidable losses.

  • New devices or employees added without a clear IT onboarding process.

    DangerPoorly managed access or unsecured devices enter your environment.
    Real riskExtra entry points for an attack, or data leaks through negligence.

A single sign does not always mean a serious problem, and their absence does not guarantee full security. When in doubt, a quick check brings clarity.

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