diff --git a/README.md b/README.md
index a78cba4..243dd9b 100644
--- a/README.md
+++ b/README.md
@@ -7,4 +7,25 @@
 gpg --import /path/to/keys/*.gpg.pub
 
 ### list imported gpg keys
-gpg --list-keys --keyid-format=long
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+gpg --list-keys --keyid-format=long
+
+# Configure SOPS
+
+```bash
+GPG_TTY=$(tty) sops secrets.yaml
+```
+
+# GPG_TTY src: https://www.varokas.com/secrets-in-code-with-mozilla-sops/
+
+## Example
+```bash
+#!/usr/bin/env bash
+set -ueo pipefail
+# demo: create a file with a mock secret, src: https://bash-org-archive.com/?244321
+yq -n '.demo.credentials.secret = "hunter2"' > secret.yaml
+# encrypt
+sops -e -i secret.yaml
+
+# decript, print to console
+sops -d secret.yaml
+```
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