The Red Sift Blog

Collaborative cybersecurity: The building blocks to a safer internet
Ciaran Martin, former CEO of the UK National Cyber Security Centre, and Rahul Powar, CEO of Red Sift The internet’s foundational promise is one of connection, opportunity, and innovation. But as technological innovation grows, so do the risks. The challenge is clear: how do we create a fundamentally safer internet while empowering organisations of all...Continue Reading: Collaborative cybersecurity: The building blocks to a safer internet

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Cybersecurity

Collaborative cybersecurity: The building blocks to a safer internet

Rahul Powar

Ciaran Martin, former CEO of the UK National Cyber Security Centre, and Rahul Powar, CEO of Red Sift The internet’s foundational promise is one of connection, opportunity, and innovation. But as technological innovation grows, so do the risks. The challenge is clear: how do we create a fundamentally safer internet while empowering organisations of…

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Cybersecurity

Securing crypto with Andrei Terentiev

Sean Costigan

In a new episode of Resilience Rising, host Sean Costigan speaks to Andrei Terentiev, Chief Technology Officer (CTO) of Bitcoin.com. The discussion dives into the relationship between cryptocurrency and cybersecurity, with valuable insights into the challenges and strategies for safeguarding digital assets. Navigating the intersection of cryptocurrency and cybersecurity Andrei shares his journey from…

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DMARC

2.3 million organizations embrace DMARC compliance

Jack Lilley

It has been one year since Google and Yahoo implemented stricter requirements for bulk email senders. Eleven months ago, Red Sift shared an update based on data from BIMI Radar, which revealed a concerning global readiness picture. Now, with a full year behind us, it’s time to evaluate the progress organizations have made in…

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BIMI

VMC and CMC updates: 5 key takeaways

Jack Lilley

Verified Mark Certificates (VMCs) and Common Mark Certificates (CMCs) continue to evolve, and staying up to date is crucial for organizations looking to authenticate their logos and enhance brand trust in email communication, this includes adhering to version 1.7 of the Minimum Security Requirements.  In this blog, we break down the 5 key changes…

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Certificates

Let’s Encrypt & Red Sift webinar recap: A new era for certificate…

Francesca Rünger-Field

Every day, businesses rely on TLS certificates to keep their digital operations secure. But when those certificates expire unexpectedly, the consequences can be severe—websites go down, critical services break, and customer trust is lost. Even as automation has made certificate issuance and renewal easier, it hasn’t eliminated the problem. Organizations still find themselves blindsided…

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Cybersecurity

Moving cybersecurity upstream to achieve resilience

Sean Costigan

The traditional approach to cybersecurity—often tacked on as an afterthought—needs a serious overhaul. This was the consensus in the recent MN-ISSA sponsored fireside chat titled “Moving Cybersecurity Upstream to Achieve Resilience,” where industry experts gathered to explore the integration of security measures right from the early stages of software development and strategic planning. Held…

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Certificates

Six-day certificates: Here’s what you need to know

Francesca Rünger-Field

In January 2025, Let’s Encrypt announced a major step forward in enhancing web security: the introduction of six-day certificates, also known as “short-lived” certificates. This initiative aligns with Let’s Encrypt’s commitment to strengthening the Public Key Infrastructure (PKI) ecosystem and is set to roll out for general availability by the end of 2025. Why…

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News

Red Sift becomes the recommended certificate monitoring service of Let’s Encrypt

Rahul Powar

We’re thrilled to announce that Red Sift Certificates Lite has become the official recommended certificate expiration monitoring service of Let’s Encrypt, the world’s most widely used Certificate Authority. Red Sift Certificates Lite is a free service that allows users to track up to 250 certificates with email notifications 7 days ahead of expiry. It…

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Certificates

PCI-DSS takes aim at phishing attacks

Billy McDiarmid

The Payment Card Industry Data Security Standard (PCI-DSS) is a globally recognized framework for securing cardholder data managed by merchants and service providers. It outlines rigorous security measures to protect payment card information during storage, processing, and transmission, reducing risks of data breaches and unauthorized access.  In its latest update, the PCI Security Standards…

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Cybersecurity

The role of DMARC in email security 

Red Sift

We’ll admit it, we’re pretty nerdy for email security and are passionate about ensuring your organization is protected from harmful cyber attacks and bad actors. You’ll often hear us talk about Domain-based Message Authentication, Reporting and Compliance (DMARC) because…it’s kind of a big deal. Yet, as Antony Seedhouse highlighted at the recent e-Crimes &…

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DMARC

Mail Check: Navigating the new changes

Jack Lilley

The National Cyber Security Centre (NCSC) recently proposed updates to its Mail Check coming into effect on 24 March 2025. As the service evolves to focus on accessibility and scalability, some of the features that UK public sector organisations relied on will no longer be available, including DMARC aggregate reporting. To help make sense…

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Cybersecurity

Exploring the complexities of cyber insurance with Harpreet Mann

Sean Costigan

In the fourth episode of Resilience Rising, Sean Costigan, Managing Director of Resilience Strategy at Red Sift, delves into the intricacies of cyber insurance with Harpreet Mann, President of Amynta Trade Credit and Political Risk Solutions. Drawing on her extensive experience in insurance and risk management, Harpreet sheds light on the challenges and transformative…

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DORA

Countdown to compliance: Are you ready for the DORA deadline?

Jack Lilley

The European Union’s (EU) Digital Operational Resilience Act (DORA) deadline approaches, with just one week to go before the DORA applies to all financial entities and their ICT service providers on January 17 2025. Sectors affected by the DORA include but are not limited to: Understanding and ensuring compliance with the upcoming legislation need…

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AI

Predictions for 2025: Cybersecurity and the increasing rise of AI

Rahul Powar

2025 is set to be the year where cybersecurity and AI will be defined by the deepening interplay between technology and governance, the integration of AI into everyday business functions, and the reimagining of cybersecurity as a business enabler. Organizations that embrace these trends will gain not only a technological edge but also a…

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News

Winter wins: Red Sift OnDMARC wraps up 2024 as a G2 DMARC…

Francesca Rünger-Field

The season of giving has brought us another reason to celebrate! Red Sift OnDMARC continues its winning streak in G2’s Winter 2025 report, earning Leader status in the DMARC category for another consecutive season. This recognition reflects our strong market presence and the unwavering satisfaction of our customers. Cheers to wrapping up 2024 on…

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AI

Text classification in the age of LLMs

Phong Nguyen

As natural language processing (NLP) advances, text classification remains a foundational task with applications in spam detection, sentiment analysis, topic categorization, and more. Traditionally, this task depended on rule-based systems and classical machine learning algorithms. However, the emergence of deep learning, transformer architectures, and Large Language Models (LLMs) has transformed text classification, allowing for…

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Security

How to drive cybersecurity as a top business priority

Jack Lilley

Everyone has a role to play in protecting the enterprise. Whether you’re shaping strategy or implementing solutions, aligning efforts to mitigate critical risks ensures a stronger, more resilient enterprise. If you missed Red Sift’s recent webinar on “From Data to Buy-In: Driving Cybersecurity as a Top Business Priority” we’ve got you covered. The session…

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DMARC

BreakSPF: How to mitigate the attack

Red Sift

BreakSPF is a newly identified attack framework that exploits misconfigurations in the Sender Policy Framework (SPF) a widely used email authentication protocol. A common misconfiguration involves overly permissive IP ranges, where SPF records allow large blocks of IP addresses to send emails on behalf of a domain. These ranges often include shared infrastructures like…

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Certificates

Never miss an expiring certificate again with Red Sift Certificates Lite

Francesca Rünger-Field

SSL/TLS certificates are the backbone of secure, uninterrupted digital experiences—but managing them effectively to prevent downtime remains a persistent challenge. With browser and certificate authorities looking to reduce certificate durations to as little as 90 or even 47 days, keeping track of renewals has never been more critical. That’s why we’re excited to introduce…

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DMARC

Navigating G-Cloud 14 for DMARC solutions: A guide for former NCSC Mail…

Francesca Rünger-Field

With the NCSC discontinuing key features of its Mail Check service, including DMARC aggregate and TLS reporting, after March 2025, UK public sector organisations must prepare for this change by transitioning to alternative email security solutions. To support this shift, Red Sift is offering an extended free trial of its DMARC application, OnDMARC, providing…

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