this post was submitted on 23 May 2026
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Assuming the user will not be connecting over vpn, but is both remote and non-technical, how would you expose Jellyfin to them securely?

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[–] Seefoo@lemmy.world 5 points 9 hours ago

You can do a reverse proxy + authelia (or other auth service). It's still more risky than a VPN IMO, buts wayyyy better than some of the other options in this thread

[–] EncryptKeeper@lemmy.world 7 points 13 hours ago (1 children)

The biggest problem with that Jellyfin to this day is that you can’t.

Seems like every new open source selfhosted app implements OIDC compatibility, but for some reason, I can only assume is technical debt, Jellyfin hasn’t.

[–] kiol@discuss.online 1 points 9 hours ago (1 children)

What exactly about jellyfin makes this oidc style access more difficult to manage?

[–] EncryptKeeper@lemmy.world 1 points 5 hours ago (1 children)

Jellyfin just doesn’t have it, period. There’s a third party plugin that will kind of tack it on to the Webui, but none of the Jellyfin apps will work with it.

[–] kiol@discuss.online 1 points 3 hours ago

Which plugin?

[–] pnelego@lemmy.world 6 points 15 hours ago

To be totally honest I'm not sure you can harden jellyfin enough for public Internet exposure without also breaking basic functionality of the platform.

This is why everyone is always pushing so hard for a VPN/Tailnet of some kind. The public internet is a bit to much of a wild west to be exposing arbitrary services to it unless you really know what you're doing.

[–] PeriodicallyPedantic@lemmy.ca 5 points 16 hours ago (2 children)

I'm kinda disappointed with this thread, I'm in a similar position to OP, but all the responses are just like "use a reverse proxy and make your URL hard to guess" and other measures which are not very secure. \

It seems like that's about as good as you can get at the moment, because the mobile apps barf if you try to add in auth in front of the reverse proxy, but a lot of people seem to be providing this advice like it's good enough rather than as good as you can get.

[–] KneeTitts@lemmy.world 1 points 6 hours ago

Im confused as to what people think the security issue is? Do they think someone will brute force their username and password with a billion queries?

[–] frongt@lemmy.zip 5 points 14 hours ago

Well yeah, the "good as you can get" answers are "use a VPN" or "don't".

[–] Jason2357@lemmy.ca 2 points 15 hours ago (1 children)

Put Jellyfin and a reverse proxy in an isolated vlan or DMZ, with no ability to reach into your lan at all and everyone connects in the same way. Its just movies, thats all you lose if it gets hacked. Set up some monitoring too in case it becomes a botnet node so you can destroy it and start over.

[–] KneeTitts@lemmy.world 1 points 6 hours ago (2 children)

Are the majority of you running jellyfin on windows? All of this reverse proxy stuff sounds incredibly paranoid to me and 99% of zero day exploits would be very unlikely to fully compromise up to date linux servers.

[–] Jason2357@lemmy.ca 1 points 2 hours ago

The reverse proxy is just to give it TLS with a let's encrypt cert. If you are running an internet facing web application without TLS, Windows is the least of your concerns.

[–] Andres4NY@social.ridetrans.it 1 points 4 hours ago

@KneeTitts @Jason2357 Recently there are a lot of zero-day kernel exploits (local privilege escalation), so I would make sure "up to date" includes regular reboots into new kernels. As opposed to just relying on something like unattended-upgrades.

For the past few weeks we've been averaging one LPE per week, and it's probably going to continue like that for a bit.

[–] PieMePlenty@lemmy.world 3 points 18 hours ago

My use cases are:

  • Connect from multiple devices on the same home network (with the application)
  • Connect from a phone device on the internet (with the application)
  • Connect from some PC's and devices on the internet (with the application and from web browser)

For home networked devices, I don't care about security that much. I try to lock it down on the router level and by using VLANs for less secure devices. I connect via IP directly (or .local domain).

Jellyfin runs under its own user with read access to a media library.

For devices on the internet, I have jellyfin exposed on a specific url path of my domain - through a reverse proxy all through 443. A bit of security through obscurity here. I'm proxied through cloudflare on the DNS side with very restrictive IP rules.
I think this is enough for the security flaws jellyfin does have. I'd sleep better at night if it had client certificate support, but Its not a big deal imo. If security flaws allowing remote code execution are found, I'll shut it down and allow access through wireguard only and lose access from some devices on the internet where I cant use VPNs. Not a bit deal either.

[–] Evotech@lemmy.world 2 points 17 hours ago (1 children)

Cloudflare. Just make sure to disable caching

[–] PeriodicallyPedantic@lemmy.ca 1 points 17 hours ago (1 children)

How do you get the mobile app to connect?

[–] Evotech@lemmy.world 2 points 17 hours ago* (last edited 17 hours ago) (1 children)

I just type the URL

I have Cloudflare set up without Auth. Just region locked to my country

So it's just a solid reverse proxy with a bunch of features and an added layer with white listing.

I know whitelisting isn't security per say but it's good enough

[–] PeriodicallyPedantic@lemmy.ca 2 points 16 hours ago (1 children)

Idk if geo whitelisting is really good enough. I can't speak for OP, but I'm in the same position and I don't. I had high hopes for the post but everyone seems to just brush over the "secure" part

[–] Evotech@lemmy.world 1 points 16 hours ago (1 children)

What are you afraid of?

My jellyfin runs in a a rootless podman container

[–] PeriodicallyPedantic@lemmy.ca 2 points 15 hours ago* (last edited 15 hours ago) (1 children)

I'm afraid of security bugs in the software I'm using, so that containers don't contain, read-only doesn't prevent writing, mounting directories doesn't restrict access to those directories, etc.

I'm a nobody, I can't imagine anyone targeting me or my random domain, but I can imagine getting swept up in a net of attacks of opportunities targeting hosted software with known vulnerabilities, or injected supply chain vulnerabilities, so I want to reduce my attack surface as much as I can (while still actually letting the people I want to access it actually access it)

[–] Evotech@lemmy.world 1 points 15 hours ago

Then don't expose anything on the internet

[–] quips@slrpnk.net 9 points 1 day ago

A reverse proxy is what you are looking for. I recommend Caddy.

You’ll also need a domain, but they can be had for very cheap.

[–] anon_8675309@lemmy.world 11 points 1 day ago (2 children)

Another way:

Expose using caddy. Use basic auth for the web UI only. This exempts the Jellyfin app clients from basic auth that they don’t support but requires it before anyone even gets to the Jellyfin UI. This obfuscates the fact that your endpoint is even a Jellyfin end point.

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