echtool

module
v0.2.0 Latest Latest
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Published: Aug 19, 2026 License: MIT

README

ECH TOOL

ECH handshakes without ECH configuration in HTTPS RRs and fine-grained control over ECH handshakes.

Usage:
  echtool [command]

Available Commands:
  completion  Generate the autocompletion script for the specified shell
  conn        Connect to a server offering a provided ECH config
  dech        Decode an ECH configuration list
  greasy      Probe a server's ECH support via a GREASE handshake
  help        Help about any command
  test        Longitudinal ECH experiments (grace period, config variations)

Flags:
  -h, --help      help for echtool
  -v, --version   version for echtool

Use "echtool [command] --help" for more information about a command.

Directories

Path Synopsis
cmd
echtool command
internal
cli
Package cli holds options and helpers shared by every echtools subcommand, so that each tool works both as a standalone binary and as a cobra subcommand under the echtool umbrella.
Package cli holds options and helpers shared by every echtools subcommand, so that each tool works both as a standalone binary and as a cobra subcommand under the echtool umbrella.
tools/echtest
Package echtest implements the "test" command: longitudinal ECH experiments against one or more domains.
Package echtest implements the "test" command: longitudinal ECH experiments against one or more domains.
pkg
dial
QUIC or TCP+TLS conection with error parsing
QUIC or TCP+TLS conection with error parsing
ech
probe
Run ECH probing and determine success
Run ECH probing and determine success

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