https://cs.chromium.org/chromium/src/components/password_man...
static constexpr size_t kHashKeyLength = 32;
static constexpr uint64_t kScryptCost = 1 << 12; // It must be a power of 2.
static constexpr uint64_t kScryptBlockSize = 8;
static constexpr uint64_t kScryptParallelization = 1;
static constexpr size_t kScryptMaxMemory = 1024 * 1024 * 32;