Microsoft Office 365 Security & Setup

Microsoft Office 365 Security & Setup

Owner

Stop phishing, ransomware, and account takeovers before they reach your users.

I turn default Microsoft 365 tenants into zero-trust, compliant, and fully audited environments fast and without breaking anything your team already uses.

✅ Certified Azure Security Engineer (AZ-500)

✅ Hardened 60+ M365 tenants across Africa, Europe & US

✅ Zero successful phishing or ATO incidents post-implementation

What You Get – Complete M365 Zero-Trust

  • Entra ID (Azure AD) identity protection + Conditional Access policies
  • Microsoft Defender for Office 365 (Plan 1 or 2) full rollout & tuning
  • Safe Attachments, Safe Links, anti-phishing policies that actually work
  • Intune / Endpoint Manager device compliance + Autopilot
  • Data Loss Prevention (DLP) + Sensitivity Labels
  • Microsoft Purview (Compliance, eDiscovery, Insider Risk)
  • Secure Score from <300 → 850+ in 30 days
  • Full documentation + user training templates

Pricing Packages

🟦 M365 Secure Starter – $2,800–$4,800

Perfect for small–medium teams getting serious

  • Conditional Access + MFA enforcement
  • Defender for Office 365 basics
  • Intune device compliance
  • DLP for email & Teams
  • Delivery: 7–12 days

🟦 M365 Zero-Trust Pro (Most Popular) – $6,500–$10,000

Full modern workplace security

  • Everything in Starter +
  • Advanced phishing & impersonation protection
  • Intune Autopilot + Windows Hello for Business
  • Sensitivity labels + retention policies
  • Insider Risk Management + Communication Compliance
  • Secure Score optimization to 900+
  • Delivery: 2–4 weeks

🟦 M365 Enterprise + Compliance – Custom Quote

SOC 2, ISO 27001, HIPAA, financial services

  • Everything in Pro +
  • Full Purview Audit (Premium) setup
  • Customer Lockbox + Privileged Access Management
  • Monthly security office hours / retainer

Gallery – Real Before & After

Secure Score Before vs After

Secure Score jumped from 285 → 918 in under 30 days

Phishing Protection Dashboard

CEO fraud & credential phishing attempts stopped daily

Conditional Access Policies

19 Conditional Access policies blocking legacy auth & risky sign-ins

(Replace with your real screenshots – clients love these)

Real Client Results

East African Financial Services Firm

→ 100% of credential-phishing attempts blocked in first week

→ Secure Score from 312 → 904 in 21 days

European Remote-First Startup (400 users)

→ Zero successful account takeovers after Conditional Access rollout

→ Passed external penetration test with zero identity findings

Manufacturing Group

→ Stopped Business Email Compromise (BEC) attempt worth $180k

Certifications & Tools I Master

  • Microsoft Certified: Azure Security Engineer Associate (AZ-500)
  • Microsoft 365 Certified: Security Administrator Associate (in progress)
  • Entra ID | Conditional Access | Defender for Office 365
  • Intune | Autopilot | Microsoft Purview | Secure Score

Frequently Asked Questions

Will this break Outlook or Teams for my users?
Do you help with compliance audits?
Can existing admins still manage the tenant?

Ready to Make Microsoft 365 Your Strongest Defense?

Book a free 15-minute call. I’ll log into your tenant (read-only) and show you exactly which settings are leaving you wide open right now.

Email: trevor@trevornyagah.cloud

Let’s make your Microsoft 365 the reason attackers move on to the next target.

#ZeroTrustM365 #NoMorePhishing