# keys to the kingdom

idiom

Source: https://englishreference.com/idiom/keys-to-the-kingdom
Updated: 2026-08-10

## Meaning

A resource, usually information or knowledge, the possession of which gives the possessor access to power.

## Examples

- The password gave her the keys to the kingdom.
- This master key gives the security guard the keys to the kingdom.
- You have the keys to the kingdom now that you own the database.
- After the manager retired, he gave his assistant the keys to the kingdom by sharing all the company secrets.
- Learning how to write computer code felt like being handed the keys to the kingdom because I could finally build my own apps.
- The lead scientist holds the keys to the kingdom since she is the only person who knows the secret formula for the new medicine.
- By gaining access to the encrypted files, the young hacker effectively held the keys to the kingdom, controlling the entire network's future.

## Origin

Originating from the concept of resources that were the means of obtaining control over an actual kingdom, i.e., a realm under the rulership of a king. Compare also King James Bible Matthew 16:19, "I will give unto thee the keys of the kingdom of heaven."

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.