z_exportkey - Zcash 4.0.0 RPC

z_exportkey "zaddr"

Reveals the zkey corresponding to 'zaddr'.
Then the z_importkey can be used with this output

1. "zaddr"   (string, required) The zaddr for the private key

"key"                  (string) The private key

> zcash-cli z_exportkey "myaddress"
> zcash-cli z_importkey "mykey"
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "z_exportkey", "params": ["myaddress"] }' -H 'content-type: text/plain;'

Made by @karel_3d; license of the docs is MIT (see zcash repo), license of the scripts and webpage is also MIT ((C) 2018 Karel Bilek) (github repo)

Note it uses a mainnet node