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Artwork for 911Cyber

911Cyber

911Cyber, MrCyber

Cybersecurity first responders providing expert support and practical guidance through Cyber Hygiene, insights in Cyber FAQ, threat intelligence in Know Your Enemy, innovation in Autonomous Cyber, and analysis in Hackonomics.

Platform
Substack
PricingFreemiumPublishesDaily
Issues164SubscribersRead blog.911cyber.app

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Latest Issues

Recent posts by this newsletter. Browse the email archive.

🧠 Humans of Cyber | David Adrian

Modern cybersecurity research increasingly relies on large scale internet measurement. One open source platform that has helped researchers study the global internet is Censys, co-created by David Adrian, a computer scientist and security r...

9 days ago
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🧠 Humans of Cyber | Phil Harvey

When investigating suspicious files or malware, security analysts often begin with one basic step. Extract as much hidden information as possible from the file itself. One tool widely used for this purpose is ExifTool, created by Phil Harve...

11 days ago
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🧠 Humans of Cyber | Andy Wick.

Modern threat investigations often require deep visibility into network traffic. Security teams frequently need the ability to search historical packet data and reconstruct how an attacker moved through an environment. One open source proje...

12 days ago
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911Cyber – Your Hub for Cybersecurity Awareness

Cybersecurity isn’t just about tech, it’s about people, decisions, and staying one step ahead of threats. This blog is your go-to resource for learning, exploring, and navigating the digital world safely.

12 days ago
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Authors

The writers behind this newsletter.

  • 911Cyber

    On a mission to help prevent and remediate cybersecurity incidents.

  • MrCyber

    I’m Marc Raphael, CEO of 911Cyber. I help readers navigate the digital world safely, offering practical cybersecurity tips and clear guidance so everyone, from casual users to pros, can protect privacy and make smarter online decisions.

  • Frequently Asked Questions

    How can I access the email archive for 911Cyber?

    You can find recent issues that have been published by 911Cyber on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.

    How many subscribers does 911Cyber have?

    To see how many people subscribe to 911Cyber, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.

    How can I advertise in 911Cyber?

    Newsletter advertising can be extremely effective when it's done right. Before you pitch 911Cyber as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.

    Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.

    How much does it cost to sponsor a publication like 911Cyber?

    Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.

    To find out how much an ad will cost, contact 911Cyber using the contact information provided and ask for a copy of their media kit.

    How can I find newsletters similar to 911Cyber?

    Scroll up to where it says Similar Newsletters to see other publications like 911Cyber. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.

    How do I contact 911Cyber?

    Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.