diff --git a/include/Encryptor.h b/include/Encryptor.h
new file mode 100644
index 0000000..4d6fe17
--- /dev/null
+++ b/include/Encryptor.h
@@ -0,0 +1,43 @@
+/**
+ * /mnt/z/my_git/RCRS-CSD-327/include/Encryptor.hpp
+ * @file Encryptor.hpp
+ * @author Avinal Kumar
+ * @since March 05, 2021
+ *
+ * Encryptor class
+ */
+
+#include <blowfish/blowfish.h>
+#include <functional>
+
+#if !defined(ENCRYPTOR_HPP)
+#define ENCRYPTOR_HPP
+
+namespace krypto {
+class Encryptor {
+
+  uint32_t str_to_uint32(std::string const &block, int block_size) {
+    return *reinterpret_cast<uint32_t *>(
+        const_cast<char *>(block.substr(0, block_size).c_str()));
+  }
+
+  std::string uint32_to_str(uint32_t digest, int const block_size) {
+    std::string data("");
+    for (int i = 0; i < block_size; i++) {
+      data += (uint8_t)(digest >> i * 8);
+    }
+    return data;
+  }
+
+public:
+  Encryptor();
+  ~Encryptor();
+  uint64_t blowfish_encrypt(std::vector<char> &input_buf,
+                            std::string const &key, uint64_t in_size);
+  uint64_t blowfish_decrypt(std::vector<char> const &input_buf,
+                            std::string const &key, uint64_t in_size);
+};
+
+} // namespace krypto
+
+#endif // ENCRYPTOR_HPP