diff --git a/src/main/java/ves/EventHeader.java b/src/main/java/ves/EventHeader.java
new file mode 100644
index 0000000..8c3a014
--- /dev/null
+++ b/src/main/java/ves/EventHeader.java
@@ -0,0 +1,320 @@
+/*
+* Copyright 2018- Cisco
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+package ves;
+
+import java.util.List;
+import java.util.Map;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.net.SocketException;
+import java.util.Enumeration;
+import java.net.NetworkInterface;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class EventHeader implements VesBlock {
+    private transient static String hostname = "";
+    private transient static String uuid = "";
+
+    private transient final Logger logger = LoggerFactory.getLogger("EventHeader");
+
+    private String domain;
+    private String eventId;
+    private String eventName;
+    private long lastEpochMicrosec;
+    private String priority;
+    private String reportingEntityId;
+    private String reportingEntityName;
+    private int sequence;
+    private String sourceId;
+    private String sourceName;
+    private long startEpochMicrosec = 0;
+    private int version = 3;
+
+    public EventHeader(String domain, String eventId, String eventName) {
+        this.domain = domain;
+        this.eventId = eventId;
+        this.eventName = eventName;
+        this.priority = "High";
+        this.sequence = 1;
+        //microseconds are not supported in java 8. So just approximating it.
+        this.lastEpochMicrosec = (long)(System.nanoTime()/1000.0);
+
+        setIdAndName();
+    }
+
+    private void setIdAndName() {
+        if (!EventHeader.hostname.equals("") && !EventHeader.uuid.equals("")) {
+            this.reportingEntityId = uuid;
+            this.sourceId = uuid;
+            this.reportingEntityName = hostname;
+            this.sourceName = hostname;
+            return;
+        }
+
+        try {
+            InetAddress addr;
+            addr = InetAddress.getLocalHost();
+            EventHeader.hostname = addr.getHostName();
+        }
+        catch (UnknownHostException ex)
+        {
+            System.out.println("Hostname can not be resolved");
+        }
+
+        try {
+            Enumeration<NetworkInterface> networks =
+                NetworkInterface.getNetworkInterfaces();
+            while(networks.hasMoreElements()) {
+                NetworkInterface network = networks.nextElement();
+                byte[] mac = network.getHardwareAddress();
+
+                if(hostname.equalsIgnoreCase("")) {
+                    Enumeration inetAddrs = network.getInetAddresses();
+                    while(inetAddrs.hasMoreElements()){
+                        InetAddress inetAddr = (InetAddress) inetAddrs.nextElement();
+                        if (!inetAddr.isLoopbackAddress()) {
+                            EventHeader.hostname = inetAddr.getHostAddress();
+                            break;
+                        }
+                    }
+                }
+
+                if (mac != null) {
+                    EventHeader.uuid = bytesToHex(mac);
+                }
+            }
+        } catch (SocketException e) {
+            logger.error(e.toString());
+        }
+
+        this.reportingEntityId = uuid;
+        this.sourceId = uuid;
+        this.reportingEntityName = hostname;
+        this.sourceName = hostname;
+    }
+
+    private final transient char[] hexArray = "0123456789ABCDEF".toCharArray();
+    private String bytesToHex(byte[] bytes) {
+        char[] hexChars = new char[bytes.length * 2];
+        for ( int j = 0; j < bytes.length; j++ ) {
+            int v = bytes[j] & 0xFF;
+            hexChars[j * 2] = hexArray[v >>> 4];
+            hexChars[j * 2 + 1] = hexArray[v & 0x0F];
+        }
+        return new String(hexChars);
+    }
+
+    public String getName() {
+        return "commonEventHeader";
+    }
+
+    public Class getType() {
+        return EventHeader.class;
+    }
+
+	/**
+	* Returns value of domain
+	* @return
+	*/
+	public String getDomain() {
+		return domain;
+	}
+
+	/**
+	* Sets new value of domain
+	* @param
+	*/
+	public void setDomain(String domain) {
+		this.domain = domain;
+	}
+
+	/**
+	* Returns value of eventId
+	* @return
+	*/
+	public String getEventId() {
+		return eventId;
+	}
+
+	/**
+	* Sets new value of eventId
+	* @param
+	*/
+	public void setEventId(String eventId) {
+		this.eventId = eventId;
+	}
+
+	/**
+	* Returns value of eventName
+	* @return
+	*/
+	public String getEventName() {
+		return eventName;
+	}
+
+	/**
+	* Sets new value of eventName
+	* @param
+	*/
+	public void setEventName(String eventName) {
+		this.eventName = eventName;
+	}
+
+	/**
+	* Returns value of lastEpochMicrosec
+	* @return
+	*/
+	public long getLastEpochMicrosec() {
+		return lastEpochMicrosec;
+	}
+
+	/**
+	* Sets new value of lastEpochMicrosec
+	* @param
+	*/
+	public void setLastEpochMicrosec(long lastEpochMicrosec) {
+		this.lastEpochMicrosec = lastEpochMicrosec;
+	}
+
+	/**
+	* Returns value of priority
+	* @return
+	*/
+	public String getPriority() {
+		return priority;
+	}
+
+	/**
+	* Sets new value of priority
+	* @param
+	*/
+	public void setPriority(String priority) {
+		this.priority = priority;
+	}
+
+	/**
+	* Returns value of reportingEntityId
+	* @return
+	*/
+	public String getReportingEntityId() {
+		return reportingEntityId;
+	}
+
+	/**
+	* Sets new value of reportingEntityId
+	* @param
+	*/
+	public void setReportingEntityId(String reportingEntityId) {
+		this.reportingEntityId = reportingEntityId;
+	}
+
+	/**
+	* Returns value of reportingEntityName
+	* @return
+	*/
+	public String getReportingEntityName() {
+		return reportingEntityName;
+	}
+
+	/**
+	* Sets new value of reportingEntityName
+	* @param
+	*/
+	public void setReportingEntityName(String reportingEntityName) {
+		this.reportingEntityName = reportingEntityName;
+	}
+
+	/**
+	* Returns value of sequence
+	* @return
+	*/
+	public int getSequence() {
+		return sequence;
+	}
+
+	/**
+	* Sets new value of sequence
+	* @param
+	*/
+	public void setSequence(int sequence) {
+		this.sequence = sequence;
+	}
+
+	/**
+	* Returns value of sourceId
+	* @return
+	*/
+	public String getSourceId() {
+		return sourceId;
+	}
+
+	/**
+	* Sets new value of sourceId
+	* @param
+	*/
+	public void setSourceId(String sourceId) {
+		this.sourceId = sourceId;
+	}
+
+	/**
+	* Returns value of sourceName
+	* @return
+	*/
+	public String getSourceName() {
+		return sourceName;
+	}
+
+	/**
+	* Sets new value of sourceName
+	* @param
+	*/
+	public void setSourceName(String sourceName) {
+		this.sourceName = sourceName;
+	}
+
+	/**
+	* Returns value of startEpochMicrosec
+	* @return
+	*/
+	public long getStartEpochMicrosec() {
+		return startEpochMicrosec;
+	}
+
+	/**
+	* Sets new value of startEpochMicrosec
+	* @param
+	*/
+	public void setStartEpochMicrosec(long startEpochMicrosec) {
+		this.startEpochMicrosec = startEpochMicrosec;
+	}
+
+	/**
+	* Returns value of version
+	* @return
+	*/
+	public int getVersion() {
+		return version;
+	}
+
+	/**
+	* Sets new value of version
+	* @param
+	*/
+	public void setVersion(int version) {
+		this.version = version;
+	}
+}