Skip to content

Add paragraph and example for using wildcart for --allow-net #2537

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
csvn wants to merge 4 commits into
base: main
Choose a base branch
from
Open

Add paragraph and example for using wildcart for --allow-net #2537

Changes from 3 commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
c0069e6
feat: add docs and example with hostname wildcard usage
csvn Sep 11, 2025
64e0900
fix: improve the text a bit
csvn Sep 11, 2025
9905a24
Merge branch 'main' into patch-1
thisisjofrank Sep 16, 2025
042cf71
Fix typo in security.md regarding hostnames
thisisjofrank Sep 16, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 6 additions & 0 deletions runtime/fundamentals/security.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -219,6 +219,9 @@ Network access is granted using the `--allow-net` flag. This flag can be
specified with a list of IP addresses or hostnames to allow access to specific
network addresses.

Hostnames does not allow subdomains, unless explicitly listed. To allow any
subdomain for a hostname, `*` can be used as wildcard for any subdomain.

Definition: `--allow-net[=<IP_OR_HOSTNAME>...]` or `-N[=<IP_OR_HOSTNAME>...]`

```sh
Expand All @@ -230,6 +233,9 @@ deno run --allow-net script.ts
# Allow network access to github.com and jsr.io
deno run --allow-net=github.com,jsr.io script.ts

# Allow all subdomains for example.com
deno run --allow-net="*.example.com" script.ts

# A hostname at port 80:
deno run --allow-net=example.com:80 script.ts

Expand Down
Loading