In dev mode, the Key/value secrets engine is enabled by default at secret/.

1. Verify that the secret does not exist

    vault kv get secret/hello
   

2. Put a new key-value pair inside

   vault kv put secret/hello foo=world
   

3. If new data is put, old data is replaced

   vault kv put secret/hello new=yes foo=another
   

4. To get data inside a secret

   vault kv get secret/hello
   #Returns
   === Data ===
   Key    Value
   ---    -----
   foo    another
   new    yes
   

5. To get a specific field

   vault get -field=new secret/hello  #Returns "yes"
   

6. Information can also be json

   vault get -format=json secret/hello
   

7. To delete all data inside hello

   vault kv delete secret/hello