# Version history for Amazon Backint agent
The following table summarizes the changes for each release of Amazon Backint agent.
| Version | Details | Release date |
| --- | --- | --- |
| 2.1.5 | \* Added support for PrivateLink with Amazon Backup | February 16, 2026 |
| 2.0.5.>=892 | \* Added Region support: `ap-southeast-5` / Asia Pacific (Malaysia) \* Bug fix: Agent binary signature verification in silent mode | December 9, 2024 |
| 2.0.5.873 | Improved management of SSM documents. | September 24, 2024 |
| 2.0.5.862 | \* Improved Agent logging. | July 16, 2024 |
| 2.0.5.824 | \* Improved resiliency for Amazon Backup connection timeouts. \* Added Region support: `il-central-1` / Israel (Tel Aviv) and `ca-west-1` / Canada West (Calgary) | April 17, 2024 |
| 2.0.4.797 | Manual installer update | January 10, 2024 |
| 2.0.4.779 | \* Added Region support: `ap-southeast-4` / Asia Pacific (Melbourne), `eu-central-2` / Europe (Zurich), and `eu-south-2` / Europe (Spain) | January 2, 2024 |
| 2.0.4.768 | \* Improved resiliency for Amazon S3 connection timeouts. | October 06, 2023 |
| 2.0.3.755 | \* Improved `AWSSAP-InstallBackint` and `AWSSAP-InstallBackintForAWSBackup` input validation. \* Removed boto3 requirement for installation of the agent. | September 13, 2023 |
| 2.0.2.732 | \* Set `config file` permissions to `sapsys` group. \* Added Region support: `ap-south-2` / Asia Pacific (Hyderabad) and `me-central-1` / Middle East (UAE) | July 14, 2023 |
| 2.0.1.671 | \* Added support for Amazon Backup as storage media. \* Added support for `backint protocol` 1.5. \* Added support for Python 3. | April 17, 2023 |
| 1.05.4 | \* Added Region support: `ap-southeast-3` / Asia Pacific (Jakarta) | February 22, 2023 |
| 1.05.4 | \* Improved `AWSSAP-InstallBackint SSM` document Amazon KMS input validation. | February 25, 2022 |
| 1.05.3 | \* Improved `AWSSAP-InstallBackint SSM` document input validation. | February 04, 2022 |
| 1.05.2 | \* Bug fix: Robust error handling for Amazon S3 connection failures. | December 08, 2021 |
| 1.05 | \* Added support for Intelligent-Tiering S3 storage class. \* Add support for shortening S3 paths. \* Added support for separate log, data, and catalog backup S3 paths.
\* Added support for `python3` non-compiled version of the installer. \* Added support for installation through Ansible configurations. \* Bug fix: Removal of ASCII characters.
\* Bug fix: Agent binary signature verification in silent mode. | August 30, 2021 |
| 1.04 | \* Added support for bucket owner full control access to backup objects for cross-account backups. \* Bug fix: Parallel restore configuration issue.
\* Added support for Amazon EC2 Instance Metadata Service (IMDS) v2. | May 28, 2021 |
| 1.03 | \* Added Region support: `ap-northeast-3` / Asia Pacific (Osaka) \* Added support for rotating agent log files. \* Added support for additional S3 object tags. \* Improved parallel restore using efficient parallelism.
\* Bug fix: SSM document to locate `python2` library for installation.
\* Bug fix: Support for isolated instances to make Regional S3 calls. \* Add support for automatic agent signature verification. | March 31, 2021 |
| 1.02.1 | \* Bug fix: kms-key formatting issue. | December 4, 2020 |
| 1.02 | \* Bug fix: Backup failure at high throughput due to failed connection with S3. | November 19, 2020 |
| 1.01 | \* Added Region support: Amazon GovCloud (US) \* Added support for specifying number of S3 threads that can run in parallel using UploadConcurrency parameter in configuration file.
\* Removed -o flag. \* Added -l flag, which allows you to specify the location of the agent .tar file.
\* Added support for specifying the agent installation version. \* Added support to ignore S3 bucket validations.
\* Bug fix: Occasional installation failure when Amazon CLI installation is selected. | July 17, 2020 |
| 1.0 | Initial release | May 18, 2020 |