Case Study Collection

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8 min read

Investigating a Multi-Phase Business Email Compromise Campaign

CyberQuell investigated a sophisticated four-month BEC campaign involving session token theft, OAuth persistence, and malicious Outlook rules; zero financial loss was achieved.

8 min read

White-Label Security Operations Center Partnership for Managed Service Provider

CyberQuell enabled a regional MSP to launch white-label security monitoring within 30 days, generating $12,400 MRR with zero capital investment across 40+ clients.

7 min read

Emergency Microsoft 365 Tenant Defederation from GoDaddy

CyberQuell completed a full Microsoft 365 tenant defederation from GoDaddy in 4 hours with zero email downtime for a 200-mailbox law firm.

5 min read

Investigating a Phishing-Related Microsoft 365 Account Compromise

CyberQuell investigated a phishing-related Microsoft 365 account compromise, confirming limited mailbox access and no persistence — contained within hours.

6 min read

Investigating Exposure of Cloud Secrets from a Misconfigured Development Server

CyberQuell investigated exposed cloud credentials from a misconfigured Symfony development server and confirmed no unauthorised access had occurred.

6 min read

Investigating Suspicious Microsoft 365 Login Activity and Potential Account Compromise

CyberQuell investigated suspicious Microsoft 365 login alerts and confirmed no compromise — unusual location indicators were traced to network routing behaviour.

8 min read

Investigating Unauthorized Exposure of HR Documents in Microsoft 365

CyberQuell investigated confidential HR files appearing in Outlook mobile search results. Learn how permission inheritance and migration errors caused the exposure — not a breach.

8 min read

Investigating a Business Email Compromise That Redirected an Exhibitor Payment

CyberQuell investigated a BEC attack that redirected a $5,562.50 exhibitor payment via domain impersonation. Read how forensic analysis confirmed no internal breach occurred.

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Inside Real-World Cybersecurity Investigations

Investigating a Multi-Phase Business Email Compromise Campaign

Investigating a Multi-Phase Business Email Compromise Campaign

White-Label Security Operations Center Partnership for Managed Service Provider

Emergency Microsoft 365 Tenant Defederation from GoDaddy

Investigating a Phishing-Related Microsoft 365 Account Compromise

Investigating Exposure of Cloud Secrets from a Misconfigured Development Server

Investigating Suspicious Microsoft 365 Login Activity and Potential Account Compromise

Investigating Unauthorized Exposure of HR Documents in Microsoft 365

Investigating a Business Email Compromise That Redirected an Exhibitor Payment

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Ready to see what we can do for your business?

Investigating a Multi-Phase Business Email Compromise Campaign

Investigating a Multi-Phase Business Email Compromise Campaign

White-Label Security Operations Center Partnership for Managed Service Provider

Emergency Microsoft 365 Tenant Defederation from GoDaddy

Investigating a Phishing-Related Microsoft 365 Account Compromise

Investigating Exposure of Cloud Secrets from a Misconfigured Development Server

Investigating Suspicious Microsoft 365 Login Activity and Potential Account Compromise

Investigating Unauthorized Exposure of HR Documents in Microsoft 365

Investigating a Business Email Compromise That Redirected an Exhibitor Payment

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