Secretflow

Added

- Added support for HTTP data source router.

Changed

- **breaking**: Add table **members** in broker storage for P2P mode.
- Speed up GROUP BY with Radix Sort.
- Adjusted configuration items for SCQLEngine and SCQLBroker.

Fixed

- Fixed check for grant ccl in P2P mode.

- [Feature] Re-organize repo layout, add kernel folder for crypto protocols with links
- [Feature] Add ECC lib25519 implementation
- [Feature] Add ECC FourQ implementation
- [Feature] Unify f2k implementaion
- [Bugifx] Fix RandBits implementation

**2024-02-01**

- [Feature] Add Silent Vole (malicious version)
- [Bugifx] Multiple bugfixes

**2024-01-09**
- [YACL] v0.4.2
- [Dependency] Bump: Openssl 3.0.12 (experimental)
- [Feature] Add Softspoken OTe (malicious version)
- [API] Refactor entropy source, drbg, and rand; Refine traditional crypto APIs
- [Bugifx] Multiple bugfixes

**2023-11-16**
- [YACL] v0.4.1.1
- [Feature] Init Global Security Parameters for Yacl [WIP: apply security parameter to all algorithms]
- [Feature] Add Softspoken OTe (semi-honest version)
- [Feature] Add Silent Vole [WIP: optimize MpVole and DualEncode]

**2023-10-20**
- [YACL] v0.4.1
- [Feature] Add Sigma-type ZKP Protocols (An unified implementation)
- [Feature] Add ECC Pairing SPI and support to libmcl(ecc, pairing)
- [Feature] Add Multiplication for GF(2^64) and GF(2^128)
- [Bugfix] fix KOS OTe security flaws
- [Feature] Add AVX2 Matrix Transpose

**2023-05-25**
- [YACL] v0.3.3
- [Feature] Add Ferret OTe
- [Feature] Add Gywz OTe (Correlated GGM Tree)
- [Feature] Add KOS OTe (warning: KOS still has potential security flaws)

**2023-02-02**
- [YACL] v0.3.1
- [Feature] Add `dynamic_bitset` for manipulating bit vectors
- [API] RO now can accept multiple inputs
- [API] Add iknp cot api, improve iknp performance
- [Bugfix] Fix Several m1 related bugs

**2022-12-08**
- [YACL] v0.3.0
- [Feature] Add random permutation and correlation-robust hash function
- [Feature] Add OT/OTe benchmark
- [API] Fix randomness implementation
- [API] Re-organize repo layout
- [Bugfix] Fix Random Oralce Usage

**2022-12-01**
- [YACL] v0.2.0
- [API] Rename YASL to YACL
- [API] Re-organize repo layout

Added

- Added support for P2P mode, no longer need to rely on a trusted third party.
- Added support for {datetime, timestamp} data types, as well as related operations.
- Support using ArrowSQL as a data source for Engine
- Added support for {Limit Cast Mod} operators.

Changed

- Polished document outline.

Added

- Optimize SCQLEngine memory usage, release unused tensors immediately.
- Added warning information to the query result.
- Added support for {LEFT JOIN, RIGHT JOIN, CASE WHEN, IF} operators

Changed

- Speed up GROUP BY with HEU in some scenarios.
- Optimized to support billion-level PSI scenarios.
- Drop GRM from SCQL awareness. We extend the syntax of create user statement and modify the syntax of create table statement.
- Used json string format to configure spu runtime in scdb yaml conf.
- Speed up JOIN, IN with Unbalanced PSI in scenarios with unbalanced data.

Added

- Added support for union operator.
- Added support for reading CSV files as a data source for Engine.
- Added support for using PostgreSQL as a database for Engine.
- Added support for change password with ALTER USER statement.
- Added support for removing table-level and database-level permissions with the REVOKE statement.
- Added support for structured audit log.
- Added support for the float64 data type in the Engine.
- Added the Chinese documentation.

Changed

- Change some description in document.
- Enrich test cases.
- Enhanced support for security protocols of Cheetah and ABY3.
- Optimized GROUP BY logic.
- Optimized execution plan nodes.
- Optimized the execution logic of the runSQL.
- Optimized the three party ccl in join node.

Fixed

- Fixed create database failed [19](https://github.com/secretflow/scql/issues/19).
- Fixed not support group by string[48](https://github.com/secretflow/scql/pull/48).