/usr/include/wolfssl/wolfcrypt/ is in libwolfssl-dev 3.13.0+dfsg-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/wolfssl/wolfcrypt/aes.h
/usr/include/wolfssl/wolfcrypt/arc4.h
/usr/include/wolfssl/wolfcrypt/asn.h
/usr/include/wolfssl/wolfcrypt/asn_public.h
/usr/include/wolfssl/wolfcrypt/blake2-impl.h
/usr/include/wolfssl/wolfcrypt/blake2-int.h
/usr/include/wolfssl/wolfcrypt/blake2.h
/usr/include/wolfssl/wolfcrypt/camellia.h
/usr/include/wolfssl/wolfcrypt/chacha.h
/usr/include/wolfssl/wolfcrypt/chacha20_poly1305.h
/usr/include/wolfssl/wolfcrypt/cmac.h
/usr/include/wolfssl/wolfcrypt/coding.h
/usr/include/wolfssl/wolfcrypt/compress.h
/usr/include/wolfssl/wolfcrypt/cpuid.h
/usr/include/wolfssl/wolfcrypt/curve25519.h
/usr/include/wolfssl/wolfcrypt/des3.h
/usr/include/wolfssl/wolfcrypt/dh.h
/usr/include/wolfssl/wolfcrypt/dsa.h
/usr/include/wolfssl/wolfcrypt/ecc.h
/usr/include/wolfssl/wolfcrypt/ed25519.h
/usr/include/wolfssl/wolfcrypt/error-crypt.h
/usr/include/wolfssl/wolfcrypt/fe_operations.h
/usr/include/wolfssl/wolfcrypt/fips_test.h
/usr/include/wolfssl/wolfcrypt/ge_operations.h
/usr/include/wolfssl/wolfcrypt/hash.h
/usr/include/wolfssl/wolfcrypt/hc128.h
/usr/include/wolfssl/wolfcrypt/hmac.h
/usr/include/wolfssl/wolfcrypt/idea.h
/usr/include/wolfssl/wolfcrypt/integer.h
/usr/include/wolfssl/wolfcrypt/logging.h
/usr/include/wolfssl/wolfcrypt/md2.h
/usr/include/wolfssl/wolfcrypt/md4.h
/usr/include/wolfssl/wolfcrypt/md5.h
/usr/include/wolfssl/wolfcrypt/mem_track.h
/usr/include/wolfssl/wolfcrypt/memory.h
/usr/include/wolfssl/wolfcrypt/misc.h
/usr/include/wolfssl/wolfcrypt/mpi_class.h
/usr/include/wolfssl/wolfcrypt/mpi_superclass.h
/usr/include/wolfssl/wolfcrypt/pkcs12.h
/usr/include/wolfssl/wolfcrypt/pkcs7.h
/usr/include/wolfssl/wolfcrypt/poly1305.h
/usr/include/wolfssl/wolfcrypt/pwdbased.h
/usr/include/wolfssl/wolfcrypt/rabbit.h
/usr/include/wolfssl/wolfcrypt/random.h
/usr/include/wolfssl/wolfcrypt/ripemd.h
/usr/include/wolfssl/wolfcrypt/rsa.h
/usr/include/wolfssl/wolfcrypt/settings.h
/usr/include/wolfssl/wolfcrypt/sha.h
/usr/include/wolfssl/wolfcrypt/sha256.h
/usr/include/wolfssl/wolfcrypt/sha3.h
/usr/include/wolfssl/wolfcrypt/sha512.h
/usr/include/wolfssl/wolfcrypt/signature.h
/usr/include/wolfssl/wolfcrypt/srp.h
/usr/include/wolfssl/wolfcrypt/tfm.h
/usr/include/wolfssl/wolfcrypt/types.h
/usr/include/wolfssl/wolfcrypt/visibility.h
/usr/include/wolfssl/wolfcrypt/wc_encrypt.h
/usr/include/wolfssl/wolfcrypt/wc_port.h
/usr/include/wolfssl/wolfcrypt/wolfevent.h
/usr/include/wolfssl/wolfcrypt/wolfmath.h