Add user stories for persistence

Signed-off-by: Yuuta Liang <yuutaw@student.cs.ubc.ca>

1 files changed, 6 insertions, 0 deletions

diff --git a/README.md b/README.md
index ce16c92..9b4f359 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,12 @@ As a user, I want to be able to:
    template they use after CSR input.
 6. View audit logs like who did what at what time for legal audit uses. Audit
    log entries must never be deleted.
+7. Choose to save the whole CA database into a JSON file. That is, save the
+   private key, CA certificate, issued / revoked certificates, templates, and
+   logs into a JSON file. Signing certs and CRLs and revoking certs will
+   automatically save the database for audit purposes.
+8. Load the CA database from JSON and restore the private key, CA cert, cert
+   list, templates, and logs.
 
 For example, the user can add arbitrary number of `Cert`'s into a `CA`
 container, upon each successful sign.