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Diffstat (limited to 'doc/security/password_storage.md')
| -rw-r--r-- | doc/security/password_storage.md | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/doc/security/password_storage.md b/doc/security/password_storage.md index af4b57e342a..7d8ac3bad39 100644 --- a/doc/security/password_storage.md +++ b/doc/security/password_storage.md @@ -1,16 +1,25 @@ --- -stage: none -group: unassigned +stage: Manage +group: Access info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments type: reference --- -# Password Storage +# Password storage **(FREE)** -GitLab stores user passwords in a hashed format, to prevent passwords from being visible. +GitLab stores user passwords in a hashed format to prevent passwords from being +stored as plain text. -GitLab uses the [Devise](https://github.com/heartcombo/devise) authentication library, which handles the hashing of user passwords. Password hashes are created with the following attributes: +GitLab uses the [Devise](https://github.com/heartcombo/devise) authentication +library to hash user passwords. Created password hashes have these attributes: -- **Hashing**: the [`bcrypt`](https://en.wikipedia.org/wiki/Bcrypt) hashing function is used to generate the hash of the provided password. This is a strong, industry-standard cryptographic hashing function. -- **Stretching**: Password hashes are [stretched](https://en.wikipedia.org/wiki/Key_stretching) to harden against brute-force attacks. GitLab uses a stretching factor of 10 by default. -- **Salting**: A [cryptographic salt](https://en.wikipedia.org/wiki/Salt_(cryptography)) is added to each password to harden against pre-computed hash and dictionary attacks. Each salt is randomly generated for each password, so that no two passwords share a salt, to further increase security. +- **Hashing**: The [`bcrypt`](https://en.wikipedia.org/wiki/Bcrypt) hashing + function is used to generate the hash of the provided password. This is a + strong, industry-standard cryptographic hashing function. +- **Stretching**: Password hashes are [stretched](https://en.wikipedia.org/wiki/Key_stretching) + to harden against brute-force attacks. By default, GitLab uses a stretching + factor of 10. +- **Salting**: A [cryptographic salt](https://en.wikipedia.org/wiki/Salt_(cryptography)) + is added to each password to harden against pre-computed hash and dictionary + attacks. To increase security, each salt is randomly generated for each + password, with no two passwords sharing a salt. |