> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/gridgain/gridgain-9/security/encryption-and-transport.md).

# Encryption and Transport Security

Protect GridGain 9 data in transit and at rest — SSL/TLS for nodes and clients, and transparent data encryption.

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[SSL/TLS](/docs/gridgain/gridgain-9/security/encryption-and-transport/ssl-tls.md)
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{% column %}
Configure SSL/TLS encryption between GridGain 9 cluster nodes and the clients that connect to them, including keystores, truststores, and mutual TLS.
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{% columns %}
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[Transparent Data Encryption](/docs/gridgain/gridgain-9/security/encryption-and-transport/transparent-data-encryption.md)
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{% endcolumn %}

{% column %}
Encrypt GridGain 9 data at rest with transparent data encryption (TDE), using a Java keystore or AWS KMS key encryption key provider.
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