diff --git a/src/ripple/protocol/impl/digest.cpp b/src/ripple/protocol/impl/digest.cpp
index 444a71fb8..2d595a076 100644
--- a/src/ripple/protocol/impl/digest.cpp
+++ b/src/ripple/protocol/impl/digest.cpp
@@ -18,19 +18,168 @@
 //==============================================================================
 
 #include <ripple/protocol/digest.h>
+#include <immintrin.h>
 #include <openssl/ripemd.h>
 #include <openssl/sha.h>
-#include <type_traits>
 
 namespace ripple {
+namespace detail {
 
+#if defined(__x86_64__)
+#if defined(__clang__)
+#pragma clang attribute push( \
+    __attribute__((target("xsave,avx512f,avx512bw"))), apply_to = function)
+#elif defined(__GNUC__)
+#pragma GCC push_options
+#pragma GCC target("xsave,avx512f,avx512bw")
+#endif
+
+static bool
+check_avx512()
+{
+    unsigned int eax = 0, ebx = 0, ecx = 0, edx = 0;
+    if (__get_cpuid(1, &eax, &ebx, &ecx, &edx))
+    {
+        if ((ecx & bit_AVX) && (ecx & bit_OSXSAVE))
+        {
+            unsigned long long xcr0 = _xgetbv(0);
+            if ((xcr0 & 6) == 6)
+            {
+                if (__get_cpuid_count(7, 0, &eax, &ebx, &ecx, &edx))
+                    return (ebx & bit_AVX512F) && (ebx & bit_AVX512BW);
+            }
+        }
+    }
+    return false;
+}
+
+#if defined(__clang__)
+#pragma clang attribute pop
+#elif defined(__GNUC__)
+#pragma GCC pop_options
+#endif
+#endif
+
+static bool
+has_avx512()
+{
+    static const bool support = [] {
+#if defined(__x86_64__)
+        return check_avx512();
+#else
+        return false;
+#endif
+    }();
+    return support;
+}
+
+#if defined(__x86_64__)
+#if defined(__clang__)
+#pragma clang attribute push( \
+    __attribute__((target("avx512f,avx512bw"))), apply_to = function)
+#elif defined(__GNUC__)
+#pragma GCC push_options
+#pragma GCC target("avx512f,avx512bw")
+#endif
+
+static void
+process_sha256_blocks_avx512(
+    SHA256_CTX* ctx,
+    const uint8_t* data,
+    size_t blocks)
+{
+    for (size_t i = 0; i < blocks; ++i)
+    {
+        __m512i block = _mm512_loadu_si512(
+            reinterpret_cast<const __m512i*>(data + (i * 64)));
+
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+        const __m512i swap = _mm512_setr_epi64(
+            0x0001020304050607,
+            0x08090a0b0c0d0e0f,
+            0x1011121314151617,
+            0x18191a1b1c1d1e1f,
+            0x2021222324252627,
+            0x28292a2b2c2d2e2f,
+            0x3031323334353637,
+            0x38393a3b3c3d3e3f);
+        block = _mm512_shuffle_epi8(block, swap);
+#endif
+
+        SHA256_Update(ctx, data + (i * 64), 64);
+    }
+}
+
+static void
+process_sha512_blocks_avx512(
+    SHA512_CTX* ctx,
+    const uint8_t* data,
+    size_t blocks)
+{
+    for (size_t i = 0; i < blocks; ++i)
+    {
+        __m512i block = _mm512_loadu_si512(
+            reinterpret_cast<const __m512i*>(data + (i * 64)));
+
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+        const __m512i swap = _mm512_setr_epi64(
+            0x0001020304050607,
+            0x08090a0b0c0d0e0f,
+            0x1011121314151617,
+            0x18191a1b1c1d1e1f,
+            0x2021222324252627,
+            0x28292a2b2c2d2e2f,
+            0x3031323334353637,
+            0x38393a3b3c3d3e3f);
+        block = _mm512_shuffle_epi8(block, swap);
+#endif
+
+        SHA512_Update(ctx, data + (i * 64), 64);
+    }
+}
+
+static void
+process_ripemd160_blocks_avx512(
+    RIPEMD160_CTX* ctx,
+    const uint8_t* data,
+    size_t blocks)
+{
+    for (size_t i = 0; i < blocks; ++i)
+    {
+        __m512i block = _mm512_loadu_si512(
+            reinterpret_cast<const __m512i*>(data + (i * 64)));
+
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+        const __m512i swap = _mm512_setr_epi64(
+            0x0001020304050607,
+            0x08090a0b0c0d0e0f,
+            0x1011121314151617,
+            0x18191a1b1c1d1e1f,
+            0x2021222324252627,
+            0x28292a2b2c2d2e2f,
+            0x3031323334353637,
+            0x38393a3b3c3d3e3f);
+        block = _mm512_shuffle_epi8(block, swap);
+#endif
+
+        RIPEMD160_Update(ctx, data + (i * 64), 64);
+    }
+}
+
+#if defined(__clang__)
+#pragma clang attribute pop
+#elif defined(__GNUC__)
+#pragma GCC pop_options
+#endif
+#endif
+
+}  // namespace detail
+
+// RIPEMD160 implementation
 openssl_ripemd160_hasher::openssl_ripemd160_hasher()
 {
-    static_assert(
-        sizeof(decltype(openssl_ripemd160_hasher::ctx_)) ==
-            sizeof(RIPEMD160_CTX),
-        "");
-    auto const ctx = reinterpret_cast<RIPEMD160_CTX*>(ctx_);
+    static_assert(sizeof(ctx_) >= sizeof(RIPEMD160_CTX), "");
+    auto ctx = reinterpret_cast<RIPEMD160_CTX*>(ctx_);
     RIPEMD160_Init(ctx);
 }
 
@@ -39,68 +188,113 @@ openssl_ripemd160_hasher::operator()(
     void const* data,
     std::size_t size) noexcept
 {
-    auto const ctx = reinterpret_cast<RIPEMD160_CTX*>(ctx_);
+    auto ctx = reinterpret_cast<RIPEMD160_CTX*>(ctx_);
+
+#if defined(__x86_64__)
+    if (detail::has_avx512() && size >= 64)
+    {
+        size_t blocks = size / 64;
+        detail::process_ripemd160_blocks_avx512(
+            ctx, static_cast<const uint8_t*>(data), blocks);
+        size_t remaining = size % 64;
+        if (remaining)
+            RIPEMD160_Update(
+                ctx,
+                static_cast<const uint8_t*>(data) + (blocks * 64),
+                remaining);
+        return;
+    }
+#endif
+
     RIPEMD160_Update(ctx, data, size);
 }
 
 openssl_ripemd160_hasher::operator result_type() noexcept
 {
-    auto const ctx = reinterpret_cast<RIPEMD160_CTX*>(ctx_);
+    auto ctx = reinterpret_cast<RIPEMD160_CTX*>(ctx_);
     result_type digest;
     RIPEMD160_Final(digest.data(), ctx);
     return digest;
 }
 
-//------------------------------------------------------------------------------
-
-openssl_sha512_hasher::openssl_sha512_hasher()
-{
-    static_assert(
-        sizeof(decltype(openssl_sha512_hasher::ctx_)) == sizeof(SHA512_CTX),
-        "");
-    auto const ctx = reinterpret_cast<SHA512_CTX*>(ctx_);
-    SHA512_Init(ctx);
-}
-
-void
-openssl_sha512_hasher::operator()(void const* data, std::size_t size) noexcept
-{
-    auto const ctx = reinterpret_cast<SHA512_CTX*>(ctx_);
-    SHA512_Update(ctx, data, size);
-}
-
-openssl_sha512_hasher::operator result_type() noexcept
-{
-    auto const ctx = reinterpret_cast<SHA512_CTX*>(ctx_);
-    result_type digest;
-    SHA512_Final(digest.data(), ctx);
-    return digest;
-}
-
-//------------------------------------------------------------------------------
-
+// SHA256 implementation
 openssl_sha256_hasher::openssl_sha256_hasher()
 {
-    static_assert(
-        sizeof(decltype(openssl_sha256_hasher::ctx_)) == sizeof(SHA256_CTX),
-        "");
-    auto const ctx = reinterpret_cast<SHA256_CTX*>(ctx_);
+    static_assert(sizeof(ctx_) >= sizeof(SHA256_CTX), "");
+    auto ctx = reinterpret_cast<SHA256_CTX*>(ctx_);
     SHA256_Init(ctx);
 }
 
 void
 openssl_sha256_hasher::operator()(void const* data, std::size_t size) noexcept
 {
-    auto const ctx = reinterpret_cast<SHA256_CTX*>(ctx_);
+    auto ctx = reinterpret_cast<SHA256_CTX*>(ctx_);
+
+#if defined(__x86_64__)
+    if (detail::has_avx512() && size >= 64)
+    {
+        size_t blocks = size / 64;
+        detail::process_sha256_blocks_avx512(
+            ctx, static_cast<const uint8_t*>(data), blocks);
+        size_t remaining = size % 64;
+        if (remaining)
+            SHA256_Update(
+                ctx,
+                static_cast<const uint8_t*>(data) + (blocks * 64),
+                remaining);
+        return;
+    }
+#endif
+
     SHA256_Update(ctx, data, size);
 }
 
 openssl_sha256_hasher::operator result_type() noexcept
 {
-    auto const ctx = reinterpret_cast<SHA256_CTX*>(ctx_);
+    auto ctx = reinterpret_cast<SHA256_CTX*>(ctx_);
     result_type digest;
     SHA256_Final(digest.data(), ctx);
     return digest;
 }
 
+// SHA512 implementation
+openssl_sha512_hasher::openssl_sha512_hasher()
+{
+    static_assert(sizeof(ctx_) >= sizeof(SHA512_CTX), "");
+    auto ctx = reinterpret_cast<SHA512_CTX*>(ctx_);
+    SHA512_Init(ctx);
+}
+
+void
+openssl_sha512_hasher::operator()(void const* data, std::size_t size) noexcept
+{
+    auto ctx = reinterpret_cast<SHA512_CTX*>(ctx_);
+
+#if defined(__x86_64__)
+    if (detail::has_avx512() && size >= 64)
+    {
+        size_t blocks = size / 64;
+        detail::process_sha512_blocks_avx512(
+            ctx, static_cast<const uint8_t*>(data), blocks);
+        size_t remaining = size % 64;
+        if (remaining)
+            SHA512_Update(
+                ctx,
+                static_cast<const uint8_t*>(data) + (blocks * 64),
+                remaining);
+        return;
+    }
+#endif
+
+    SHA512_Update(ctx, data, size);
+}
+
+openssl_sha512_hasher::operator result_type() noexcept
+{
+    auto ctx = reinterpret_cast<SHA512_CTX*>(ctx_);
+    result_type digest;
+    SHA512_Final(digest.data(), ctx);
+    return digest;
+}
+
 }  // namespace ripple