Something along these lines might work:
Generate an AES encryption key, known to https://example.org and https://example.net.
On the initial request by the user to https://example.org, the server encrypts timestamp|authentication token using the key, then responds with a 301 rediect to https://...
Something along these lines might work:
Generate an AES encryption key, known to https://example.org and https://example.net.
On the initial request by the user to https://example.org, the server encrypts timestamp|authentication token using the key, then responds with a 301 rediect to https://...
