diff --git a/pom.xml b/pom.xml
index 1b6641d..075d04f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.rbkmoney</groupId>
     <artifactId>adapter-bank-spring-boot-starter</artifactId>
-    <version>0.0.3-SNAPSHOT</version>
+    <version>0.0.4-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <properties>
diff --git a/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/model/OperationModel.java b/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/model/OperationModel.java
index eef7da3..204d5f1 100644
--- a/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/model/OperationModel.java
+++ b/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/model/OperationModel.java
@@ -1,6 +1,7 @@
 package com.rbkmoney.adapter.bank.spring.boot.starter.model;
 
 import com.rbkmoney.damsel.cds.ExpDate;
+import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.ToString;
@@ -9,6 +10,7 @@ import java.util.Map;
 
 @Data
 @Builder
+@AllArgsConstructor
 public class OperationModel {
 
     @ToString.Exclude
diff --git a/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/CardDateConverter.java b/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/CardDateConverter.java
index 9fd4d2c..9232507 100644
--- a/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/CardDateConverter.java
+++ b/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/CardDateConverter.java
@@ -13,10 +13,18 @@ public class CardDateConverter {
         return String.format("%1$02d", expDate.getYear() % 100);
     }
 
+    public static String getYearFromShort(short year) {
+        return String.format("%1$02d", year % 100);
+    }
+
     public static String getMonthFromExpDate(ExpDate expDate) {
         return String.format("%02d", expDate.getMonth());
     }
 
+    public static String getMonthFromByte(byte month) {
+        return String.format("%02d", month);
+    }
+
     public static BigDecimal getFormattedAmount(long amount) {
         return new BigDecimal(amount).movePointLeft(2);
     }
diff --git a/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/SignGenerator.java b/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/SignGenerator.java
new file mode 100644
index 0000000..9199bb3
--- /dev/null
+++ b/src/main/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/SignGenerator.java
@@ -0,0 +1,60 @@
+package com.rbkmoney.adapter.bank.spring.boot.starter.utils;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.codec.binary.Hex;
+import org.springframework.util.MultiValueMap;
+
+import javax.crypto.Mac;
+import javax.crypto.spec.SecretKeySpec;
+import java.nio.charset.StandardCharsets;
+import java.util.Arrays;
+
+@Slf4j
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class SignGenerator {
+
+    public static String prepareDataForHmac(String[] fields, MultiValueMap<String, String> params) {
+        StringBuilder dataHmac = new StringBuilder();
+        Arrays.asList(fields)
+                .forEach(field -> {
+                            if (params.get(field) != null
+                                    && !params.get(field).isEmpty()
+                                    && params.get(field).get(0) != null
+                                    && !params.get(field).get(0).isEmpty()
+                            ) {
+                                dataHmac.append(params.get(field).get(0).length());
+                                dataHmac.append(params.get(field).get(0));
+                            } else {
+                                dataHmac.append("-");
+                            }
+                        }
+                );
+
+        return dataHmac.toString();
+    }
+
+    public static String sign(String[] fieldsForSign, MultiValueMap<String, String> params, String key, String algorithm) {
+        String dataHmac = prepareDataForHmac(fieldsForSign, params);
+        String pSign = sign(dataHmac, key, algorithm);
+        return pSign.toUpperCase();
+    }
+
+    public static String sign(String data, String key, String algorithm) {
+        try {
+            byte[] decodedKey = Hex.decodeHex(key.toCharArray());
+            SecretKeySpec keySpec = new SecretKeySpec(decodedKey, algorithm);
+            Mac mac = Mac.getInstance(algorithm);
+            mac.init(keySpec);
+
+            byte[] dataBytes = data.getBytes(StandardCharsets.UTF_8);
+            byte[] signatureBytes = mac.doFinal(dataBytes);
+
+            return new String(new Hex().encode(signatureBytes));
+        } catch (Exception ex) {
+            throw new RuntimeException(ex);
+        }
+
+    }
+}
diff --git a/src/test/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/SignGeneratorTest.java b/src/test/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/SignGeneratorTest.java
new file mode 100644
index 0000000..9df5f66
--- /dev/null
+++ b/src/test/java/com/rbkmoney/adapter/bank/spring/boot/starter/utils/SignGeneratorTest.java
@@ -0,0 +1,19 @@
+package com.rbkmoney.adapter.bank.spring.boot.starter.utils;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.security.NoSuchAlgorithmException;
+
+public class SignGeneratorTest {
+
+    public static final String HMAC_SHA_1 = "HmacSHA1";
+
+    @Test
+    public void sign() throws NoSuchAlgorithmException {
+        String test = "511.483USD677144616IT Books. Qty: 217Books Online Inc.14www.sample.com1512345678901234589999999919pgw@mail.sample.com11--142003010515302116F2B2DD7E603A7ADA33https://www.sample.com/shop/reply";
+
+        String s = SignGenerator.sign(test, "00112233445566778899AABBCCDDEEFF", HMAC_SHA_1);
+        Assert.assertEquals("FACC882CA67E109E409E3974DDEDA8AAB13A5E48", s.toUpperCase());
+    }
+}
\ No newline at end of file