Documentation and ramblings of Daniel Stenberg, founder and lead developer of curl.
Visit daniel.haxx.se → On Hacker News Dec 2010 – Aug 2026
Software Engineering 58Security & Privacy 21Networking & Internet 13Life, Learning & Writing 12Tech Industry & Business 12Web & Frontend 10
Modern cars have fancy infotainment setups, big screens and all sorts of computers with networked functionality built-in. Part of that fanciness is increasingly often a curl install. curl is a part of the standard GenIVI and Tizen offers for cars and is used in lots of other independent software installs too. This…
You might know that I've posted funny emails I've received on my blog several times in the past. The kind of emails people send me when they experience problems with some device they own (like a car) and they contact me because my email address happens to be visible somewhere. People sometimes say I should … Continue…
Back in December I got a desperate email from this person. A woman who said her Instagram had been hacked and since she found my contact info in the app she mailed me and asked for help. I of course replied and said that I have nothing to do with her being hacked but I … Continue reading “Subject: Urgent Warning” →
Vodafone UK has taken it on themselves to make the world better by marking this website (daniel.haxx.se) "adult content". I suppose in order to protect the children. It was first reported to me on May 2, with this screenshot from a Vodafone customer: And later followed up with some more details from another user in ……
Here's the complete timeline of events. From my first denial to travel to the US until I eventually received a tourist visa. And then I can't go anyway. December 5-11, 2016 I spent a week on Hawaii with Mozilla - my employer at the time. This was my 12th visit to the US over a … Continue reading a US visa in 937 days →
- Sorry, you're not allowed entry to the US on your ESTA. The lady who delivered this message to me this early Monday morning, worked behind the check-in counter at the Arlanda airport. I was there, trying to check-in to my two-leg trip to San Francisco to the Mozilla "all hands" meeting of the summer … Continue…
Easter egg; noun: An unexpected or undocumented feature in a piece of computer software, included as a joke or a bonus. There are no Easter eggs in curl. For the good. I've been asked about this many times. Among the enthusiast community, people seem to generally like the concept of Easter eggs and hidden treasures, ……
your case is still going through administrative processing and we don't know when that process will be completed. Last year I was denied to go to the US when I was about to travel to San Francisco. Me and my employer's legal team never got answers as to why this happened so I've personally tried … Continue reading…
My name and email address can be found in the VPN client application made by Cisco called AnyConnect. They are present there as part of the curl license, because this product - like thousands of others - uses libcurl. My name appears in many products. Apparently, people often have problems finding an appropriate…
Jan Gampe took things to the next level by actually making this cross-stitch out of the pattern I previously posted online. The flowers really gave it an extra level of charm I think. As a cross-stitch As a pillow This quote is from a comment by an upset user on my blog, replying to one … Continue reading curl is just…
Thursday October 19, 2017, I arrived at the Technical Museum in Stockholm together with my two kids just a short while before 17:30. A fresh, cool and clear autumn evening. For this occasion I had purchased myself a brand new suit as I hadn't gotten one since almost twenty years before this and it had … Continue…
Why I insist on people to keep issues on the mailing list(s) A recent twitter discussion I had with Andrei Neculau contributed to his blog post on this subject, basically arguing that I'm wrong but with many words and explanations. It triggered me to write up my primary reasons for why I strongly object to … Continue…