Blackout PDF Online

Upload and start working with your PDF documents.
No downloads required
Forms filled
Forms signed
Forms sent
Try Now

How to Blackout PDF Online

Upload & Edit
Your PDF Document
Save, Download,
Print, and Share
Sign & Make It
Legally Binding

Why do I need to blackout PDF Online?

The blackout function is good for people who want to protect their or their client’s private information. If you or another user whose data is included in the template, do not want to disclose it to others, that tool is a great variant for you. The document will be censored and you will share it freely.

To protect secret personal details you may use our blackout PDF tool. This function will help you to change the PDF sample at once and you don’t need to convert it to other formats. Some people print the blank on paper and cover all the required areas with the marker pen. Then they scan it and use that copy. However, now it’s possible to spend less time and perform the action online with a personal computer or even mobile gadget.

How to blackout the text in PDF format online?

Start with the sample you want to edit. If it is on your computer, laptop or cloud storage, upload it using the browse function. You may drag and drop the file as well. In addition, you may find required documents on the internet or upload them from e-mail or third party services. In addition to that, the link to the blank can be used.

To blackout the necessary fields take the following steps:

  1. Open a PDF document.
  2. Fill in all the data (if necessary).
  3. You may add some fields to it if it is needed.
  4. Once you have filled in the template with your details, look at the tools panel in the upper part of the window.
  5. Choose the blackout tool. You will see the square. Place it at the beginning of the line and resize it with the touchpad.
  6. Your field will be hidden with the black color.
  7. If you are not pleased with the size of the box, you can replace it. Click on the rectangle and choose the submenu with the trash bin.
  8. Remove the rectangle and draw a new one.
  9. As a result, the information will be hidden.

Save the template. Now the document can be shared with other users.

You can provide the link of the sample to the necessary person or group of individuals. In addition to that, you can send it with the help of e-mail, fax or SMS. Finally, it can be sent for someone to sign it. As a result, you receive a completed paper, but the data will be secure and safe.

What Our Customers Say

Deborah W.
I corrected a mistake in my form and replaced it with the right information. It took a few minutes only! Thanks a lot!
James S.
The process of PDF correction has never been so easy. I’ve managed to create a new document faster than ever before!
William G.
It was really easy to fill out my PDF document and add a signature to it! This is a great service! I recommend it to you!
Denis B.
I edited the document with my mobile phone. It was fast and, as a result, I’ve got a professional-looking document.

Supporting Forms

Submit important papers on the go with the number one online document management solution. Use our web-based app to edit your PDFs without effort. We provide our customers with an array of up-to-date tools accessible from any Internet-connected device. Upload your PDF document to the editor. Browse for a file on your device or add it from an online location. Insert text, images, fillable fields, add or remove pages, sign your PDFs electronically, all without leaving your desk.


How can I redact a document/PDF for free?
You can try free trial of pdffiller service. They have very good and flexible editor and make refund quite fast if you will not like it.
Can I black out text in a PDF?
Upload your file to Online PDF editor . . you can edit the document for free . you have white out option on the online editor which you use to blackout /hide text
What are some of the interesting facts about hacking?
1 A hacker call himself TiGER M@TE holds the world record for defacing 70,0000 websites in one shot.2 The term "hacker" was an insult, meant to describe someone who used a quick elaborate solution to sidestep a problem - coined by famous mathematician John Nash.3 Largest military hack was performed by Gary McKinnon in 2001 and 2002. He hacked into NASA, US army, Navy, Air Force and Department of defense - total damages $800,000 !.4 The first ever hacking happened in 1903 when the inventor Nevil Maskelyne disrupted John Ambrose Fleming's public demonstration of guglielmo marconi's purportedly secure wireless telegraphy technology by sending insulting morse code messages through the auditoriums projector.5 Jailed british cyber criminal (Nicholas Webber) hacked his own prisons computer system after being put in IT class.6 Hacker originally meant “one who makes furniture with an ax.” Perhaps because of the blunt nature of that approach, the word came to mean someone who takes pleasure in an unconventional solution to a technical obstacle.7 Computer hacking was born in the late 1950s, when members of MIT’s Tech Model Railroad Club, obsessed with electric switching, began preparing punch cards to control an IBM 704 mainframe.8 One of the club’s early programs: code that illuminated lights on the mainframe’s console, making it look like a ball was zipping from left to right, then right to left with the flip of a switch. Voilà: computer Ping-Pong!9 By the early 1970s, hacker “Cap’n Crunch” (a.k.a. John Draper) had used a toy whistle to match the 2,600-hertz tone used by AT&T’s long-distance switching system. This gave him access to call routing (and brief access to jail).10 Before they struck it rich, Apple founders Steve Wozniak and Steve Jobsmade and sold “blue boxes,” electronic versions of Draper’s whistle.11 Using a blue box, Wozniak crank-called the Pope’s residence in Vatican City and pretended to be Henry Kissinger.12 Hacking went Hollywood in the 1983 movie WarGames, about a whiz kid who breaks into a Defense Department computer and, at one point, hi­jacks a pay phone by hot-wiring it with a soda can pull-ring.13 That same year, six Milwaukee teens hacked into Los Alamos National Lab, which develops nuclear weapons.14 In 1988 Robert T. Morris created a worm, or self-replicating program, purportedly to evaluate Internet security.15 The worm reproduced too well, however. The multi­million-dollar havoc that ensued led to Morris’s felony conviction, one of the first under the Computer Fraud and Abuse Act (PDF).16 They all come home eventually. Morrisnow researches computer science at...MIT.17 British hacker Gary McKinnon broke into 97 U.S. Navy, Army, Pentagon, and NASA computers in 2001 and 2002.18 McKinnon’s defense: He wasn’t hunting military secrets, he was only seeking suppressed government files about space aliens.19 According to rumor, agents of China’s People’s Liberation Army attempted to hack the U.S. power grid, triggering the great North American blackout of 2003.20 It took IBM researcher Scott Lunsford just one day to penetrate the network of a nuclear power station: “I thought, ‘Gosh, this is a big problem.’”21 Unclear on the concept: When West Point holds its annual cyberwar games, the troops wear full fatigues while fighting an enemy online.22 Think your Mac is hackproof? CanSecWest conference, security researcher Charlie Miller used a flaw in Safari to break into a MacBook in under 10 seconds.23 Cyborgs beware: Tadayoshi Kohno at the University of Washington recently hacked into a wireless defibrillator, causing it to deliver fatal-strength jolts of electricity.24 This does not bode well for patients receiving wireless deep-brain stimulators.25 The greatest kludge of all? Roger Angelof the University of Arizona has proposed building a giant sunscreen in space to hack the planet’s climate.
Is nuclear energy a good alternative to fossil fuels?
In general, yes. Nuclear Plants are safer for people, cleaner for the environment and generally cheaper than large fossil fuel burning power plants figured over their lifetime. You can build smaller fossil fuel plants that you can run slightly more cheaply than nuclear plants during normal weather conditions. They are more expensive or cannot get fuel during periods of adverse weather. Coal plants need a trainload of coal (80+ train cars) a day to operate. Extremely cold weather delays trains and freezes coal piles, which keeps the coal plant from generating at maximum output. Natural Gas plants are limited by the size of the pipeline supplying their plant. In extreme cold, their access to natural gas is limited due to all of the people who use natural gas to heat their homes. Nuclear plants in adverse weather just keep operating at maximum output. Nuclear Plants in Florida and South Carolina have operated through Hurricanes that have shut down other power plants due to damaged or blocked railroads and piping systems. If fossil plants had to meet the same requirements for controlling their waste that Nuclear plants do, Nuclear would be way cheaper than even the low cost natural gas power plants. Nuclear plants capture and safely dispose of almost all of their waste products due to fission including waste heat. By contrast the vast majority of the waste of combustion including the heat is released into the atmosphere. That’s the reason you read about Nuclear plants can’t compete because it isn’t a level playing field.