The document discusses digital watermarking and its uses for securing digital content, messaging, and addressing issues of hacking and ownership on the web. Digital watermarking embeds hidden identification information directly into digital content like images, audio, and video, and can be used to assert ownership and copyright of intellectual property. It also addresses how watermarking techniques can be used to hide malicious code for hacking, emphasizing the need for security and caution when opening files from unknown sources.

1. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015
Hacking
Security

2. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015

3. Human Being (Communication)
Store / Access /Transfer Information
Storage Media
WebTech (N/W of N/Ws)
(Lack of Security offered variousTHREATS)
Tool for Security (Watermarking i.e. DigitalWatermarking)

4. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015

5.  Content (Audio/Video/…) Protection
 Forensics
 Check Piracy
 Messaging (Steganography)
 Document and Image security (Hacking)
 Product Authentication (Ownership/Copyright)

6. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015

7.  Issues overWeb
 Keeping OWNERSHIP of contents
 To HACK(SECURITY) Computer
 Ownership ;
managed by hidden data (Information Hiding)
 Hacking (SECURITY); Hiding malicious code
 It concern to Intellectual Property Right (IPR)

8. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015

9.  Watermarking; is to embed watermark information to
actual content.
(Currency Note, Specs ‘Crizal’,…)
 Tool for Securing Digital Content (Images, Audio,Video,…)
Courtesy : RBI Courtesy : Crizal (Essilor Ltd.)
VISIBLE WATERMARK INVISIBLE WATERMARK

10. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015

11.  Hiding
 Hiding in plain sight
“YOU CAN’T STOP
WHATYOU CAN’T
SEE”
Digital Watermark
OR
Exploit Code

12.  Images are INNOCENT, but Contents are NOT!

13.  Hacking with PICTURES!
 A Malicious Code in PIXEL
 PiXture ELement; Smallest element of Images
Warning !This image can be AUTO Decode, Run,Triggered in ONE Image

14. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015

15. ...
00 12 01 15 12 52 55 52 52 15 25 52
Ws hS he ll .R un (“ c: /w in do ws
/s ys te m3 2/ no te pa d. ex e“ ,1
, fa ls e) 00 25 25 52 54 19 52 55
...
Is It only Image ?
NO
It is Computer Program
(Technically ; MATLAB)
YOU see IMAGE !
And I see IMAGE CODE!
01011111
binary

16. Krishna Kumar Bohra,
Assistant Professor, Lachoo Memorial College of Science &Technology
Academic Staff College, Jodhpur 12 June 2015

17.  Do not open images from mail of unknown
 Take these message boxes seriously

20. Krishna Kumar Bohra `K.K`
Lerner and
Assistant Professor,
Lachoo Memorial College of Science & Technology
Twitter @BohraKumar
Gmail @saytokrish
Whatsapp @9460551145