Company News

Red Sift now integrates email authentication data into Microsoft Sentinel

Aug 27, 20265 min readNatalie Hays

Red Sift OnDMARC now streams forensic data and audit logs into Microsoft Sentinel, so security teams can investigate email authentication inside their SIEM.

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Company News

Red Sift featured in History of Parliament centenary book launch at Westminster Abbey

Jun 10, 20263 min readJack Lilley

Red Sift joins “Monarchy and Democracy: A History of Leadership,” an official History of Parliament book launching at Westminster Abbey 9 June 2026.

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Company News

OnDMARC climbs to #1 in the Mid-Market Grid in G2's Summer 2026 Report

May 29, 20262 min readNatalie Hays

Red Sift OnDMARC ranked #1 in three Mid-Market indexes and earned 10 badges in G2's Summer 2026 Report.

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Company News

OnDMARC dominates Mid-Market and holds strong globally in G2's Spring 2026 Report

Mar 23, 20263 min readNatalie Hays

OnDMARC ranked #1 in three Mid-Market indexes and earned 10 badges in G2's Spring 2026 Report, with customers rating it 4.8/5 for DMARC management.

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Company News

Red Sift selected for Tech Nation's Future Fifty 2026

Mar 19, 20262 min readJack Lilley

Red Sift has been selected for Tech Nation's Future Fifty 2026 cohort, the UK's flagship scaleup program recognizing high-growth technology companies.

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Compliance

Active Cyber Defence: Mail Check and Web Check transition with Ciaran Martin and Rahul Powar

Feb 24, 20264 min readRahul Powar

NCSC switched off Mail Check and Web Check on March 31, 2026. Ciaran Martin and Rahul Powar discuss what UK public sector organizations should do next for email security visibility.

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Company News

Red Sift named a 2026 G2 Best UK Software Company

Feb 18, 20262 min readFrancesca Rünger-Field

Red Sift has been named one of the Best UK Software Companies in G2's 2026 Awards, driven by customer feedback and the market performance of OnDMARC.

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Compliance

Red Sift on G-Cloud 14: Your trusted partner for the NCSC Web Check transition

Dec 8, 20255 min readJack Lilley

NCSC discontinued Web Check on March 31, 2026. Red Sift ASM on G-Cloud 14 provides comprehensive attack surface management as the successor for UK public sector organizations.

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Email Security

IETF calls for end of ARC experiment: What it means for email authentication

Dec 3, 20256 min readJack Lilley

The IETF recommends marking ARC (Authenticated Received Chain) as obsolete after a 10-year experiment. This post explains the implications for email forwarding and authentication.

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Company News

Red Sift Now Available Through GuidePoint Security

Sep 10, 20253 min readRahul Powar

Red Sift has partnered with GuidePoint Security, making our platform available through their channel. Here's what the partnership offers customers.

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Company News

Red Sift Brand Trust Joins the Cisco Security Portfolio

Jun 9, 20254 min readFrancesca Rünger-Field

Red Sift Brand Trust is now part of the Cisco security portfolio, extending domain and brand protection to Cisco's customer base.

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Company News

Cloudflare Selects Red Sift as Preferred DMARC Partner

May 27, 20254 min readRebecca Warren

Cloudflare has chosen Red Sift OnDMARC as a preferred partner for DMARC and advanced email security. Here's what it means for customers.

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Company News

Red Sift and Gradian Partner to Strengthen Email Security

Apr 30, 20254 min readJack Lilley

Red Sift has partnered with Gradian to bring OnDMARC to more organisations. Here's what the partnership offers and how to access it.

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Company News

Mailgun and Red Sift Partner for Stronger Email Auth

Mar 17, 20253 min readRebecca Warren

Red Sift and Mailgun have partnered to simplify DMARC setup for senders. Here's what the integration delivers and how to get started.

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Company News

Red Sift Wins 2025 Cybersecurity Excellence Award

Mar 4, 20254 min readJack Lilley

Red Sift has taken home a 2025 Cybersecurity Excellence Award for OnDMARC. Here's what the judges recognised and what it means for the product.

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Company News

Red Sift Is Let's Encrypt's Recommended Monitoring Service

Jan 22, 20254 min readRahul Powar

Let's Encrypt has named Red Sift as its recommended certificate monitoring partner. Here's what that means and how to get set up today.

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Company News

OnDMARC Recognised as a Leading B2B Software Provider

Oct 15, 20242 min readJack Lilley

Red Sift OnDMARC has been named a leading B2B tech software provider. Here's what the recognition covers and why it matters to customers.

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Company News

Red Sift Partners with Pax8 to Equip MSPs

Oct 15, 20244 min readJack Lilley

Red Sift has partnered with Pax8 to bring smarter email security solutions to MSPs. Here's what the partnership offers and how to get started.

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Company News

How Red Sift and Abusix Are Automating Cyber Prevention

Oct 10, 20243 min readJack Lilley

Red Sift and Abusix have combined their platforms to bring automation and proactive prevention to cybersecurity operations. Here's what that looks like.

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Company News

Red Sift Recognised on Deloitte's EMEA Technology Fast 500

Jun 19, 20241 min readFrancesca Rünger-Field

Red Sift has been named on Deloitte's EMEA Technology Fast 500 list. Here's what the ranking measures and what our growth trajectory looks like.

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