Email security that actually stops threats.
IP Four configures SPF, DKIM, DMARC, Defender for Office 365, safe links, and safe attachments so your Exchange Online environment is protected against phishing, spoofing, and malware from day one.
Complete email security from authentication to encryption.
From DNS authentication records to advanced threat protection, we configure every layer of Exchange Online security so your business is protected against the full range of email-based threats.
SPF, DKIM, and DMARC Configuration
SPF records configured to authorise your sending sources. DKIM signing enabled for all outbound email. DMARC policy set to reject or quarantine unauthenticated email. All three records verified and tested before go-live.
Microsoft Defender for Office 365
Defender for Office 365 Plan 1 or Plan 2 configured with anti-phishing policies, anti-malware scanning, and threat intelligence. Attack simulation training available to test staff awareness.
Safe Links and Safe Attachments
Safe links enabled to scan all URLs in emails and documents at time of click. Safe attachments configured to detonate suspicious files in a sandbox before delivery. Zero-hour auto purge enabled.
Anti-Phishing Policies
Anti-phishing policies configured to detect impersonation of your executives and domains. Mailbox intelligence enabled. Spoof intelligence configured. Suspicious email quarantined automatically.
Anti-Spam and Content Filtering
Anti-spam policies tuned to your business requirements. Bulk email thresholds configured. Allow and block lists maintained. Quarantine policies set so legitimate email is never lost.
Email Encryption and DLP
Microsoft Purview Message Encryption configured for sensitive communications. Data loss prevention policies applied to prevent sensitive data leaving the organisation via email. Policy tips notify staff before sending.
From audit to fully secured email.
Email Security Audit
We review your current email security posture, check existing DNS records, identify gaps in authentication, and assess your current threat protection configuration.
Authentication Configuration
SPF, DKIM, and DMARC records configured and verified. DMARC policy set to monitor initially, then tightened to quarantine and reject once authentication is confirmed working.
Defender for Office 365 Setup
Defender for Office 365 policies configured. Anti-phishing, anti-malware, safe links, and safe attachments all enabled and tuned. Preset security policies applied as a baseline.
Anti-Spam and Filtering Tuning
Anti-spam policies reviewed and tuned. Bulk email thresholds set. Allow and block lists configured. Quarantine policies set to ensure legitimate email is always recoverable.
Encryption and DLP Policies
Message encryption configured for sensitive communications. DLP policies applied to prevent data leakage. Policy tips configured to guide staff behaviour before sending.
Reporting and Ongoing Tuning
Threat protection reports reviewed monthly. False positive and false negative rates monitored. Policies tuned based on real-world email traffic. Quarterly security reviews included.
Email security delivered for UK businesses.
Healthcare Organisation, Nottingham
A healthcare provider was receiving high volumes of phishing emails targeting clinical staff. Their Exchange Online tenant had no Defender for Office 365 and no DMARC policy, meaning anyone could spoof their domain.
Defender for Office 365 Plan 2 deployed. DMARC configured with reject policy. Anti-phishing policies tuned for clinical staff impersonation. Phishing emails reaching staff reduced by 96 percent within 30 days.
Financial Services Firm, Edinburgh
A financial advisory firm needed to meet FCA requirements for email security and data protection. Their existing email security had no DLP policies and no message encryption for client communications.
DLP policies deployed covering financial data, client personal information, and regulated content. Message encryption configured for client-facing email. FCA audit passed with no email security findings.
Manufacturing Company, Cardiff
A manufacturing business was having their domain spoofed by fraudsters sending fake invoices to their customers. They had no DMARC policy and no visibility of who was sending email on their behalf.
SPF, DKIM, and DMARC configured with reject policy. All legitimate sending sources identified and authorised. Domain spoofing by fraudsters eliminated. Customer complaints about fake invoices stopped immediately.
Ready to secure your email?
Book a free email security assessment. We will review your current DNS records, Defender configuration, and threat protection policies, then give you a clear plan to close any gaps.