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Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

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Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#42
post #23

Things like "using Linux" or "having an adblocker at all" get you sent to captcha hell. Anything where you're in the minority of traffic. It's not going to change; why would it?

I have been using Fedora + Firefox for years. I sometimes get a captcha from Cloudflare, but not frequently. Works just fine.

I have not tried less mainstream browsers, just FF and Chrome.

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#43
post #38

How many of you all are running bare metal hooked right up to the internet? Is DDoS or any of that actually a super common problem? I know it happens, but also I've run plenty of servers hooked directly to the internet (with standard *nix security precautions and hosting provider DDoS protection) and haven't had it actually be an issue. So why run absolutely everything through Cloudflare?

Small/medium SaaS. Had ~8 hours of 100k reqs/sec last year when we usually see 100-150 reqs/sec. Moved everything behind a Cloudflare Enterprise setup and ditched AWS Client Access VPN (OpenVPN) for Cloudflare WARP I've only been here 1.5 years but sounds like we usually see 1 decent sized DDoS a year plus a handful of other "DoS" usually AI crawler extensions or 3rd parties calling too aggressively There are some ex…

Did you put rate limiting rules on your webserver?

Why was that not enough to mitigate the DDoS?

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#44
On one hand, this is a scummy move from CloudFlare. All this has ever done is make browsers spoof their UAs. Mozilla/4.0 anyone?

On the other, Pale Moon is an ancient (pre-quantum) volunteer-supported fork of Firefox, with boatloads of known and unfixed security bugs - some fixes might be getting merged from upstream, but for real, the codebases diverged almost a decade ago. You might as well be using IE 11.

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#45
post #25

Earlier quoted context omitted.

I can easily conceive the danger. But I can directly observe the danger that's causing traffic to be so centralized - if you don't have one of those providers on your side, any adversary with a couple hundred dollars to burn can take down your website on demand. That seems like a bigger practical problem for the open web, and I don't know what the alternative solution would be. How can I know, without incurring any n…

how do you know a normal-looking request coming from google chrome is not a botnet trying to ddos you?

You deploy complex proprietary heuristics to identify whether incoming requests look more like an attack or more like something a user would legitimately send. If you find a new heuristic and try to deploy it, you'll immediately notice if it throws a bunch of false positives for Chrome, but you might not notice so quickly for Pale Moon or other non-mainstream browsers.

(And if I were doing this on my own, rather than trusting Cloudflare to do it, I would almost surely decide that I don't care enough about Pale Moon users to fix an otherwise good rule that's blocking them as a side effect.)

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#46

How many of you all are running bare metal hooked right up to the internet? Is DDoS or any of that actually a super common problem? I know it happens, but also I've run plenty of servers hooked directly to the internet (with standard *nix security precautions and hosting provider DDoS protection) and haven't had it actually be an issue. So why run absolutely everything through Cloudflare?

I've been running jakstys.lt (and subdomains like git.jakstys.lt) from my closet, a simple residential connection with a small monthly price for a static IP.

The only time I had a problem was when gitea started caching git bundles of my Linux kernel mirror, which bots kept downloading (things like a full targz of every commit since 2005). Server promptly went out of disk space. I fixed gitea settings to not cache those. That was it.

Not ever ddos. Or I (and uptimerobot) did not notice it. :)

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#47
post #23

Things like "using Linux" or "having an adblocker at all" get you sent to captcha hell. Anything where you're in the minority of traffic. It's not going to change; why would it?

Things are going to chance. Unfortunately, things are only getting worse.

CAPTCHAs are barely sufficient against bots these days. I expect the first sites to start implementing Apple/Cloudflare's remote attestation as a CAPTCHA replacement any day now, and after that it's going to get harder and harder to use the web without Official(tm) Software(tm).

Using Linux isn't what's getting you blocked. I use Linux, and I'm not getting blocked. These blocks are the results of a whole range of data points, including things like IP addresses.

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#48

How many of you all are running bare metal hooked right up to the internet? Is DDoS or any of that actually a super common problem? I know it happens, but also I've run plenty of servers hooked directly to the internet (with standard *nix security precautions and hosting provider DDoS protection) and haven't had it actually be an issue. So why run absolutely everything through Cloudflare?

Most (D)DOS attacks are just either UDP floods or SYN floods that iptables will handle without any problem. Sometimes what people think are DDOS is just their application DDOSing themself because they are doing recursive calls to some back-end micro-service.

If it was actually a traffic based DDOS someone still needs to pay for that bandwidth which would be too expansive for most companies anyway - even if it kept your site running.

But you can sell a lot of services to incompetent people.

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#49
post #5

I'm using chrome on linux and noticed that this year cloudflare is very agressive in showing the "Verify you are a human" box. Now a lot of sites that use cloudflare show it and once you solve the challenge it shows it again after 30 minutes! What are you protecting cloudflare? Also they show those captchas when going to robots.txt... unbelievable.

I run a honeypot and I can say with reasonable confidence many (most?) bots and scrapers use a Chrome on Linux user-agent. It's a fairly good indication of malicious traffic. In fact I would say it probably outweighs legitimate traffic with that user agent.

It's also a pretty safe assumption that Cloudflare is not run by morons, and they have access to more data than we do, by virtue of being the strip club bouncer for half the Internet.

Re: Tell HN: Cloudflare is blocking Pale Moon and other non-mainstream browsers

#50
at this point, im honestly surprised that all non-mainstream browsers dont emulate the same user-agent and ssl fingerprint order of a mainstream browser - or add a flag to change behavior per "tab" (or if cli per some call or other scope) - coupled with a javascript-operating-system which also aligns with those
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