Company News

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

Mar 23, 20263 min read

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.

Read more
Company News

Red Sift selected for Tech Nation's Future Fifty 2026

Mar 19, 20262 min read

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

Read more
Compliance

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

Feb 24, 20264 min read

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.

Read more
Company News

Red Sift named a 2026 G2 Best UK Software Company

Feb 18, 20262 min read

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.

Read more
Compliance

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

Dec 8, 20255 min read

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.

Read more
Email Security

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

Dec 3, 20256 min read

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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
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.

Read more
Company News

Red Sift Named to the MES Midmarket 100

Aug 15, 20233 min readRed Sift

Red Sift has been named to the prestigious MES Midmarket 100 list. Here's what the recognition covers and what it reflects about our market position.

Read more
Company News

Red Sift Shortlisted in SaaS Cloud Awards for Second Year

Jul 7, 20232 min readRed Sift

Red Sift has been shortlisted in the SaaS Cloud Awards for the second consecutive year. Here's the category and what earned the nomination again.

Read more
Company News

Red Sift Named a Top 100 Cybersecurity Company for 2023

May 11, 20232 min readRed Sift

Red Sift has been named one of the top 100 cybersecurity companies for 2023. Here's what the recognition covers and what it means for our customers.

Read more
Company News

Red Sift Wins at APPEALIE SaaS and Software Awards 2023

May 2, 20231 min readRed Sift

Red Sift has been named a winner at the 2023 APPEALIE SaaS and Software Awards. Here's what the platform was evaluated on and what stood out.

Read more
Company News

Red Sift Named Editor's Choice for Email Security at RSA

Apr 24, 20232 min readRed Sift

Red Sift was named Editor's Choice for Email Security and Management at the Global InfoSec Awards at RSA Conference 2023.

Read more
Company News

Award: Red Sift Platform wins Gold at Cybersecurity Excellence Awards 2023

Mar 9, 20232 min readRed Sift

We were delighted to hear that the Red Sift Digital Resilience Platform was named European Gold winners in three categories for their respective company size this year at the Cybersecurity Excellence Awards 2023…Continue Reading: Award: Red Sift Platform wins Gold at Cybersecurity Excellence Awards 2023

Read more
Company News

Red Sift Is Now a Carbon Positive Organisation

Mar 2, 20233 min readRed Sift

Red Sift has achieved carbon positive status. Here's what that means, how we got there, and what our sustainability commitments look like going forward.

Read more
Company News

Red Sift Is the UK's 24th Fastest-Growing Company

Nov 18, 20222 min readFrancesca Rünger-Field

Red Sift has been officially named the UK's 24th fastest-growing company. Here's the growth story behind the ranking and what's driving it.

Read more
Company News

OnDMARC Wins at FinTech Ascension Awards 2021

Oct 21, 20222 min readRed Sift

Red Sift's OnDMARC won at the 2021 FinTech Ascension Awards. Here's what we were recognised for in the fintech security space.

Read more
Company News

Why We Acquired Hardenize — and What It Means for Customers

Oct 13, 20224 min readRahul Powar

Red Sift has acquired Hardenize, bringing internet-facing asset monitoring into our platform. Here's the rationale and what changes for customers.

Read more
Company News

Red Sift Shortlisted in the UK Business Tech Awards

Aug 1, 20221 min readRed Sift

Red Sift has been shortlisted in the UK Business Tech Awards. Here's the category we're competing in and what the shortlisting reflects.

Read more
Company News

Red Sift Celebrates Multiple Global InfoSec Awards Wins

Jun 6, 20222 min readRed Sift

Red Sift took home multiple wins at the Global InfoSec Awards. Here's the full breakdown of what was recognised and what's next.

Read more
Company News

Red Sift: Top 100 Cybersecurity Company, Three Years Running

May 31, 20222 min readRed Sift

Red Sift has been named a Top 100 Cybersecurity Company for the third consecutive year. Here's what the hat-trick reflects about the platform.

Read more
Company News

Red Sift Finalist at UK Business Tech Awards 2019

May 27, 20222 min readRed Sift

Red Sift was shortlisted at the 2019 UK Business Tech Awards for best application of tech in security. Here's what earned the nomination.

Read more
Company News

Happy Earth Day from Red Sift: Our Sustainability Commitment

Apr 22, 20223 min readFrancesca Rünger-Field

Red Sift marks Earth Day by reflecting on our sustainability journey — from carbon neutrality to the partnerships helping us go further.

Read more
Company News

Red Sift announces Environmental partnership with Trace, supporting them to achieve Carbon Neutral status

Mar 15, 20222 min readRed Sift

Trace’s platform makes it easy for businesses to get a quote on offsetting their footprint in as little as 2 business days, and then measures the business’ footprint for free in order to provide a detailed breakdown of the source of its emissions…Continue Reading: Red Sift announces Environmental partnership with Trace, supporting them to achieve Carbon Neutral status

Read more
Company News

Award: Red Sift wins Gold at the Cyber Security Global Excellence Awards 2022

Mar 1, 20222 min readRed Sift

Red Sift were named a Gold winner in the 18th Annual 2022 Cyber Security Global Excellence Awards®, being recognized as Company of the Year (Security Cloud/SaaS) for our innovative, complimentary email security solutions available on the Red Sift platform. …Continue Reading: Award: Red Sift wins Gold at the Cyber Security Global Excellence Awards 2022

Read more
Company News

Red Sift Closes $54 Million Series B Funding Round

Feb 24, 20223 min readRahul Powar

Red Sift has closed a $54M Series B round. Here's what the funding is for, who led the round, and what it means for the platform and customers.

Read more
Company News

Red Sift Wins at Cybersecurity Excellence Awards 2022

Feb 2, 20221 min readRed Sift

Red Sift won at the 2022 Cybersecurity Excellence Awards. Here's the category we were recognised in and what drove the win.

Read more
Company News

Red Sift Wins Deloitte Fast 50 Rising Star Award 2021

Nov 19, 20213 min readRed Sift

Red Sift has been named a Rising Star in the Deloitte Technology Fast 50. Here's what the award recognises and what drove our growth ranking.

Read more
Company News

Red Sift Named to CRN's 2021 Emerging Vendors List

Jul 19, 20212 min readRed Sift

CRN has recognised Red Sift on its 2021 Emerging Vendors list. Here's what the list covers and what it signals about our channel momentum.

Read more
Company News

Red Sift: Top 100 Cybersecurity Company, Two Years Running

Jun 8, 20212 min readRed Sift

Red Sift has retained its place in the Top 100 Cybersecurity Companies for a second year. Here's what keeps earning the recognition.

Read more
Company News

OnDMARC Wins Multiple Awards at Global InfoSec Awards

May 17, 20212 min readRed Sift

Red Sift OnDMARC was recognised across multiple categories at the Global InfoSec Awards. Here's what we won and why it matters to our users.

Read more
Company News

Red Sift Joins TechNation's Upscale 6.0 Cohort

Jan 27, 20211 min readRed Sift

Red Sift has been selected for TechNation's Upscale 6.0 programme. Here's what the cohort involves and what it means for our growth trajectory.

Read more
Company News

Red Sift Listed in Top 25 Cybersecurity Companies of 2020

Jan 5, 20211 min readRed Sift

Red Sift was named in the Top 25 Cybersecurity Companies of 2020. Here's what the recognition reflects and how we earned our place on the list.

Read more
Company News

Award: Red Sift listed as one of the “10 Fast-Growing SaaS Startups to Follow in London”

Nov 25, 20201 min readRed Sift

Red Sift were placed at number 6 on Zsah’s “10 Fast-Growing SaaS Startups to Follow in London”. …Continue Reading: Award: Red Sift listed as one of the “10 Fast-Growing SaaS Startups to Follow in London”

Read more
Company News

Award: Red Sift listed as a “Top Cyber Security Startup to follow in 2020”

Sep 10, 20201 min readRed Sift

Red Sift were placed at number 40 on PC Beasts “51 Best UK Cyber Security Startups to Follow“! Mentioned alongside National Cyber Security Centre, BT, Darktrace and Tessian, it’s a real honour for our continued work within the cybersecurity industry to be recognized

Read more
Company News

Red Sift Named a Top 100 Cybersecurity Startup for 2020

Sep 7, 20202 min readRed Sift

Cyber Defense Magazine named Red Sift one of the top 100 cybersecurity startups for 2020. Here's what drove the recognition.

Read more
Company News

Red Sift Selected as a Top Tech Company to Watch

May 27, 20201 min readRed Sift

Red Sift were listed in 5ive Tech Recruitment’s May edition of top tech companies to watch, being shortlisted amongst Hopin and Ava. …Continue Reading: Featured: Red Sift selected as a “Top tech company to watch”

Read more
Company News

Red Sift in EU Startups' Top 10 Cybersecurity Startups 2020

Mar 23, 20201 min readRed Sift

EU Startups named Red Sift one of 10 promising cybersecurity startups to watch in 2020. Here's what the feature covered.

Read more
Company News

Red Sift in Tracxn's Top Big Data Analytics Startups 2020

Mar 18, 20201 min readRed Sift

Tracxn named Red Sift in its emerging startups report for top big data analytics companies in 2020. Here's what earned the recognition.

Read more
Company News

Red Sift Wins Gold at Cybersecurity Excellence Awards 2020

Feb 26, 20201 min readRed Sift

Red Sift took home Gold at the 2020 Cybersecurity Excellence Awards. Here's what we were recognised for and what it meant for the team.

Read more
Company News

Red Sift in Silicon Republic's Top European Startups 2020

Feb 12, 20201 min readRed Sift

Silicon Republic named Red Sift among 20 European startups sorting out data, AI, and infosec in 2020. Here's what the feature covered.

Read more
Company News

Red Sift in Maddyness: UK Cybersecurity Startups to Watch

Feb 3, 20201 min readRed Sift

Maddyness featured Red Sift in its roundup of UK startups tackling cybersecurity. Here's what the feature highlighted about our work.

Read more
Company News

Red Sift Hires Chuck Swenberg for North American Expansion

Jan 15, 20203 min readRed Sift

Red Sift has appointed Chuck Swenberg as SVP of Strategy to lead its North American growth. Here's what the hire signals about our US ambitions.

Read more
Company News

Award: Red Sift listed in London tech 50

Oct 14, 20191 min readRed Sift

The inaugural ranking of the capital’s most exciting technology companies, Red Sift were featured on Business Cloud’s London Tech 50 ranking for 2019 list, alongside the likes of Monzo, Starling Bank, Shazam and Bulb

Read more
Company News

Red Sift Finalist at UK Business Tech Awards 2019

Oct 14, 20191 min readRed Sift

Red Sift was shortlisted at the 2019 UK Business Tech Awards for best application of tech in security. Here's what earned the nomination.

Read more
Company News

Red Sift Featured in 12 UK-Based Infosec Startups to Know

Oct 5, 20191 min readRed Sift

Red Sift was featured in a roundup of the 12 UK-based infosec startups worth knowing. Here's what earned us a place on the list.

Read more
Company News

Red Sift Raises $8.8M to Fight Phishing at Scale

Sep 20, 20191 min readRed Sift

Red Sift has closed an $8.8M funding round to accelerate its fight against phishing. Here's what we're building and why it matters now.

Read more
Company News

Red Sift Announces $8.8M Series A Funding Round

Sep 19, 20196 min readRed Sift

Red Sift has closed an $8.8M Series A round. Here's what the funding is for, who invested, and what it means for the product roadmap.

Read more
Company News

Red Sift: Finalist in Three Computing Security Categories

Aug 15, 20191 min readRed Sift

Red Sift was shortlisted in three categories at the Computing Security Awards 2019. Here's what we were recognised for and what it signals.

Read more
Company News

Red Sift's Engineering Philosophy: Test Fast, Test Hard

Apr 30, 201912 min readRed Sift

Red Sift's engineering team shares how we approach software testing — what fast and hard means in practice and why it makes the product more reliable.

Read more
Company News

The Science Behind Red Sift's Fundraising Strategy

Oct 25, 20166 min readRahul Powar

Red Sift's founders share the thinking behind how they approached fundraising — what worked, what didn't, and what other founders can learn from it.

Read more