Common mistakes in BIMI early-adopter implementations
The Brand Indicators for Message Identification (BIMI) standard has strict requirements for an email sender’s logo to show up in your inbox. 65,1% gets it wrong.
Get your logo into inboxes with BIMI and email best practices
The new BIMI email standard give companies a branding opportunity in your email inbox in exchange for adopting stricter email sender-verification standards.
KMail account trouble
I’ve always wanted to use KMail. However, I always run into problems trying to use it. Unfortunately, this time was no different than my past experiences.
Limit the impact of a security intrusion with systemd directives
OpenSMTPD recently had a critical remote code execution vulnerability. I look at how you can limit impact with systemd-service security directives.
Email politics, security, and why you got an empty newsletter
Feb 2020 was full of email vows, both in the larger world and for the Ctrl blog newsletter. What happened and why you got an empty blog newsletter this week.
Why I developed my own email newsletter system
I wasn’t happy with MailChimp, and phpList didn’t do a good-enough job. So, I developed my own automated RSS-to-email newsletter system instead.
Your online identity is owned by your email provider
Your email provider owns your online identity by controlling your email address. You can’t port your email address to another provider as with phone numbers.
ProtonMail vs Mailbox.org comparison
Comparison review of the two secure PGP-oriented email providers ProtonMail vs Mailbox.org. A huge price discrepancy for the same service.
Report spam emails to their hosting providers with SpamCop
SpamCop is a service that auto-generates spam reports to ISPs and hosting providers from spam messages. Reporting with SpamCop really does stop the spammers!
Review of Mailbox.org: Email privacy with a thick German accent
There’s a lot to like about the privacy-focused Mailbox.org email hosting provider. The web user-interfaces isn’t all that great, though.
Goodbye FastMail
The Australian government’s new privacy-unfriendly anti-encryption interception and surveillance law succeeds in undermining trust in Australian tech companies.
KMail’s Send Later sent PGP encrypted emails in plain-text
I discovered a security vulnerability (CVE-2017-9604) in KMail while trying to delay sending of a PGP-encrypted private email.
Windows 10 supports CalDAV/CardDAV but limits provider-support
Windows 10 supports syncing email, contacts, and calendars with all major providers. However, Microsoft chooses to close it down to a handful of providers.
DNS SRV records usage for email and calendar service discovery
A quick survey of the use of DNS SRV records for auto-configuration of email and calendar hosting services. Provider support is fairly good.
How to install and configure Horde 5 webmail on Debian/Ubuntu
Step-by-step instructions for setting up the Horde webmail and application suite on Linux.