wiki/content/20201110152730-symfony_argon2i_password_hasher.md

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---
id: 7cc0b66c-a7df-48c7-9caf-f934f159112d
title: Symfony Argon2i Password Hasher
---
# IMPORTANT
Deprecated in [Symfony 4.3](20201112120118-symfony_4_3) and replaced
with [Sodium password
encoder](20201112133736-sodium_password_encoder)!!!
# Introduction
Added in [Symfony 4.1](20201110152518-symfony_4_1),
[Symfony](20201109140300-symfony) now supports Argon[^1] password
hashes.
# Syntax
``` yaml
# config/packages/security.yaml
security:
# ...
encoders:
App\Entity\User:
algorithm: "argon2i"
# maximum memory (in KiB) that may be used to compute the Argon2 hash
memory_cost: 1024
# number of times the Argon2 hash algorithm will be run
time_cost: 3
```
# Footnotes
[^1]: <https://en.wikipedia.org/wiki/Argon2>