Issues

• CKKS: single-iteration UNIFORM_TERNARY standard bootstrap produces wrong values (FLEXIBLEAUTO, scaleModSize 50, multDepth ≥ 25)

  openfheorg/openfhe-development#1364 · Filter by author carlostriste opened on Oct 1, 2026

• Add sparse-encapsulation method for CKKS bootstrapping where uniform secrets are used for the core computation

  parameter update
  openfheorg/openfhe-development#1363 · Filter by author yspolyakov opened on Oct 1, 2026 · Release 1.6.1
  

• Fix a build error in GenerateInteger()

  bug
  openfheorg/openfhe-development#1360 · Filter by author dsuponitskiy opened on Sep 27, 2026 · Release 1.6.1
  

• CKKS COMPOSITESCALINGAUTO can generate a first composite modulus over 5 bits below firstModSize

  bug
  openfheorg/openfhe-development#1327 · Filter by author dsuponitskiy opened on Sep 16, 2026 · Release 1.6.1
  

• StCfirstBoot calls GetScalingFactorRealBig(uint32_t l = 0) with underflow in CKKS

  cleanup
  openfheorg/openfhe-development#1323 · Filter by author carlostriste opened on Sep 16, 2026 · Release 1.6.1
  

• Add vector of LWE ciphertexts

  new feature
  openfheorg/openfhe-development#1306 · Filter by author pascoec opened on Sep 9, 2026 · Future Releases
  

• Update the openfhe lattice estimator and generate new binfhe parameters

  parameter update
  openfheorg/openfhe-development#1305 · Filter by author pascoec opened on Sep 8, 2026 · Release 1.6.1
  

• Shamir key sharing accumulates without reduction, and stores the result unreduced

  bug
  openfheorg/openfhe-development#1304 · Filter by author pascoec opened on Sep 8, 2026 · Future Releases

• Correctness and optimization pass over the big-integer backends, and deprecate MATHBACKEND 2

  optimization
  openfheorg/openfhe-development#1303 · Filter by author pascoec opened on Sep 8, 2026 · Release 1.6.1
  

• Serialization: the version mechanism does not work, and it has already broken stored keys

  cleanupoptimization
  openfheorg/openfhe-development#1301 · Filter by author pascoec opened on Sep 8, 2026 · Future Releases
  

• CKKS bootstrap precomputations are unsynchronized, and GetBootPrecom hands out a dangling reference

  bug
  openfheorg/openfhe-development#1299 · Filter by author pascoec opened on Sep 7, 2026 · Future Releases
  

• The PRNG ships only the reference BLAKE2 compress, and it dominates every sampler

  optimization
  openfheorg/openfhe-development#1298 · Filter by author pascoec opened on Sep 7, 2026 · Future Releases
  

• Remove the unused virtual layer from the element classes

  optimization
  openfheorg/openfhe-development#1297 · Filter by author pascoec opened on Sep 7, 2026 · Release 1.6.1
  

• Investigation: would executing 32-bit composite-scaling chains on 32-bit arithmetic beat the 64-bit ones?

  review and fix if needed
  openfheorg/openfhe-development#1296 · Filter by author pascoec opened on Sep 7, 2026 · Future Releases
  

• Provide a supported interop surface for GPU/accelerator backends (remove the need for a patched OpenFHE)

  usability improvement
  openfheorg/openfhe-development#1294 · Filter by author pascoec opened on Sep 5, 2026 · Release 1.7.0
  

• Changes and optimizations on chebychev evaluation to match FIDESlib bit behaviour

  optimization
  openfheorg/openfhe-development#1293 · Filter by author pascoec opened on Sep 4, 2026 · Release 1.7.0
  

• Cross-arity gate chaining silently returns the wrong bit, and the tests miss it

  bugreview and fix if needed
  openfheorg/openfhe-development#1287 · Filter by author pascoec opened on Sep 1, 2026 · Release 1.7.0
  

• Update FHEW parameter sets based on updated security tables

  optimization
  openfheorg/openfhe-development#1285 · Filter by author yspolyakov opened on Aug 28, 2026 · Release 1.6.1
  1

  

• CKKS functional bootstrapping silently skips the initial-scaling correction for corrections in [0.5, 1.5)

  bug
  openfheorg/openfhe-development#1279 · Filter by author pascoec opened on Aug 25, 2026 · Release 1.7.0

• BFV/BGV EvalAtIndexKeyGen hangs on INT_MIN

  bug
  openfheorg/openfhe-development#1254 · Filter by author dsuponitskiy opened on Aug 12, 2026 · Release 1.6.1
  

• Update parameter sets based on https://cic.iacr.org/p/1/4/26

  parameter update
  openfheorg/openfhe-development#1251 · Filter by author yspolyakov opened on Aug 11, 2026 · Release 1.6.1
  

• Add the Large LUT evaluation method

  new feature
  openfheorg/openfhe-development#1228 · Filter by author andreea-alexandru opened on Jul 28, 2026 · Release 1.7.0

• Add the Sparse-THI method from 2026/1026

  new feature
  openfheorg/openfhe-development#1227 · Filter by author andreea-alexandru opened on Jul 28, 2026 · Release 1.7.0

• Add sparse plaintext compression from arXiv:2512.11269

  new feature
  openfheorg/openfhe-development#1222 · Filter by author yspolyakov opened on Jul 17, 2026 · Release 1.7.0
  

• Add arithmetic scheme component from 2026/233

  new feature
  openfheorg/openfhe-development#1220 · Filter by author yspolyakov opened on Jul 16, 2026 · Release 1.7.0