The hottest Email Substack posts right now

And their main takeaways
Category
Top Technology Topics

Introducing Your Weekly Stack

read • 38031 implied HN points • 07 Jun 23
🕹 Technology Email
  1. Substack is introducing a new email digest called Your Weekly Stack to help readers discover new stories and writers on the platform.
  2. Your Weekly Stack will be sent every Wednesday, providing a roundup of curated posts for subscribers.
  3. Readers can provide feedback on Your Weekly Stack and opt out at any time if they do not find it suitable.

A Quick Warning

Story Club with George Saunders • 74 implied HN points • 03 Feb 26
📰 News Email
  1. A scam is impersonating a public figure by sending fake emails from a Gmail account; if you get one, don’t reply and delete it.
  2. Official messages will only come from the Story Club account, so treat emails from other accounts as illegitimate.
  3. The person is fine and plans to share more updates on Sunday.
Get a weekly roundup of the best Substack posts, by hacker news affinity:

The curious case of the missing period

Tjaart’s Substack • 368 HN points • 20 Feb 24
🕹 Technology Email
  1. A missing period in an email was a perplexing issue that affected only specific customers due to the line length limitations in the Simple Mail Transfer Protocol (SMTP).
  2. The bug was traced back to the SMTP client code and the line length rule, which duplicated periods at the beginning of lines longer than a certain limit, causing them to disappear.
  3. The issue showcased the importance of understanding underlying protocols like SMTP to troubleshoot and fix unexpected problems efficiently.

Today’s Top 5 HN posts

Top 5 HN Posts of the day • 19 implied HN points • 18 May 24
🕹 Technology Email
  1. OpenAI has strict policies for former employees, such as lifelong no-criticism contracts and equity forfeit
  2. Discussions on innovative topics like 2nd-gen email are popular on HackerNews
  3. HIV Life Cycle and other educational content in animated formats are engaging for audiences

Microsoft Sentinel SOC 101: How to Detect and Mitigate Quishing Attacks with Microsoft Sentinel

Rod’s Blog • 79 implied HN points • 05 Oct 23
🕹 Technology Email
  1. QR codes can be used maliciously, so it's important to generate them safely using reputable, secure QR code generators and consider adding password protection for private information.
  2. A quishing attack combines QR codes and phishing to trick victims into sharing sensitive data on fraudulent websites, often bypassing traditional security measures.
  3. Using Microsoft Defender for Office 365 along with Microsoft Sentinel can help detect and mitigate quishing attacks by configuring anti-phishing policies and connecting data for a comprehensive view of potential threats.

Today’s Top 5 HN posts

Top 5 HN Posts of the day • 19 implied HN points • 01 Apr 24
🕹 Technology Email
  1. Today's Top 5 HN posts feature interesting articles in various tech fields.
  2. The HN posts cover topics like CPU performance, email deliverability, macOS widget libraries, JavaScript signals, and a cybersecurity backdoor.
  3. There are job opportunities in tech highlighted as well, such as positions in GPU container runtime development and UI tests elimination.

Thinking about using a .xyz domain?

The Hive • 39 implied HN points • 07 Jun 23
🕹 Technology Email
  1. Consider avoiding .xyz domains due to potential issues with email deliverability and adblock
  2. Switching to a .com domain may improve open rates for emails
  3. Using .xyz domains might lead to problems with websockets and may impact SEO

Why LinkedIn is not a sales channel

Nate is Learning • 39 implied HN points • 28 Jun 23
💼 Business Email
  1. LinkedIn is not a sales channel, it's for brand marketing and awareness.
  2. Understanding the different use cases of platforms leads to a better buyer experience.
  3. Email is a sales channel due to the built-in expectation in the user's inbox.

Receive an Email Notification Each Morning with the List of Daily Microsoft Sentinel Incidents Created

Rod’s Blog • 19 implied HN points • 09 Jan 23
🕹 Technology Email
  1. Receive an email notification each morning with the list of daily Microsoft Sentinel incidents created.
  2. The Logic App provided automates the process of checking and compiling incident details for easy access.
  3. Customize the email notification further by filtering incidents based on severity levels for more targeted updates.

The most popular MKT1 resources & templates of 2025

MKT1 Newsletter • 1 implied HN point • 18 Dec 25
💼 Business Email
  1. MKT1 produced a large set of templates and resources in 2025 that people have been using.
  2. They have a “fuel” problem: lots of great tools exist but no strong system to make users aware of them.
  3. This paid-subscriber newsletter is meant to surface the most popular and useful templates to paying members so those resources get noticed.

#8: Bundling and Unbundling of Email

Loeber on Substack • 2 HN points • 05 Apr 23
🕹 Technology Email
  1. Email has become a central interface for many services and products over the years, which have been bundled together.
  2. The bundling of various services in email can lead to security issues and overwhelming volume of messages.
  3. There is a growing trend towards unbundling email services for better user experience and security.

Crap and gold (+ weekly update)

12challenges • 1 HN point • 16 Feb 24
🕹 Technology Email
  1. On social media platforms like Instagram and Twitter, there's a mix of valuable content (gold) and unwanted material (crap) due to addictive design.
  2. To keep users engaged, platforms use variable rewards and show both good and bad content, including ads.
  3. Despite the mix of content, such platforms have become addictive, making it challenging for users to leave because of the high value placed on the good content.

"Links" Weekend Edition: Incominggggg!

Links I Would Gchat You If We Were Friends • 0 implied HN points • 13 Nov 15
🕹 Technology Email
  1. There are apps available for various aspects of relationships, including breaking up, arguments, and love advice.
  2. You can access a collection of digital culture articles in ebook form or visit individual links of interest.
  3. This newsletter provides a roundup of intriguing reads on topics like digital intimacy, missed connections, and the impact of the internet.

¯\_(ツ)_/¯

Links I Would Gchat You If We Were Friends • 0 implied HN points • 08 Jan 16
🕹 Technology Email
  1. Psychologists haven't confirmed 'social media addiction' as a real issue, but therapy programs exist regardless.
  2. The newsletter offers a weekend ebook with links on digital culture for readers.
  3. Readers are encouraged to share the newsletter and provide feedback for improvement.

What people you know starred on GitHub

GitTrends • 0 implied HN points • 26 May 24
🕹 Technology Email
  1. Get a weekly email with the latest GitHub stars from people you follow by signing up on GitTrends.
  2. Have a personalized report created and emailed to you regarding GitHub stars by signing up through a provided link.
  3. For any questions or comments, find the content creator on Twitter at the specified handle.