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SMTP Smuggling Status
«SMTP Smuggling» is a vulnerability that allows to circumvent some mail checks at the receiver and therefore will allow additional spam and/or phishing messages through. Here is the list of what we currently know.
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How to block AI crawlers with robots.txt
If you wanted your web page excluded from being crawled or indexed by search engines and other robots, robots.txt was your tool of choice, with some additional stuff like <meta name=”robots” value=”noindex” /> or <a href=”…” rel=”nofollow”> sprinkled in. It is getting more complicated with AI crawlers. Let’s have a look.
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A fast and simple WebDAV server in Apache
Are you trying to create set up a WebDAV server with little effort, yet with high performance? Are you doing this for an SME, a small workgroup, or your family? Do you prefer control over your data, so Dropbox is not an option? Do you prefer raw upload and download speed to all the fancy…
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The FTX crypto exchange and its spider web
Yesterday, the U.S. Securities and Exchange Commission (SEC) released its indictment against Sam Bankman-Fried. It details the financial entanglements of FTX, Alameda Research and more than a hundred other companies and individuals. We have tried to disentangle these allegations somewhat for you.
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Configuring an NTS-capable NTP server
The choice of Network Time Protocol (NTP) servers supporting NTS is still very limited. Here is some advice to get it to run smooth and trustworty.
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Electronic Vaccination Certificate: Eureka! Eureka?
When I was reading the original “Spiegel” article on the German Electronic Vaccination Certificate, I was fascinated.
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One Page CV Template
One-Page CVs are a common way of getting attention. Services like enhanCV.com allow you to create them online, even autofilling some information from your social network presences, if you want to. Using those online services is not always the best choice, as you might
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DNSSEC for .ch domains
This year, all owners of .ch domains need to switch from the DNS registry SWITCH to a new registrar. Getting an overview over these registrars is hard. Thankfully, Marc Wäckerlin has started the road to transparency with a price comparison of Swiss .ch domain registrars. Here, I extend his results with a survey of DNSSEC…