Home » indepth

PDF Master: Duff Johnson

To commemorate 20+ years of PDF, Planet PDF has conducted a new series of interviews with PDF masters, movers and shakers in the PDF universe. In this installment, we speak to Duff Johnson, long-time friend of Planet PDF and a man right at the centre of PDF, as international Project Leader for the PDF specification itself (ISO 32000).

Read More »

PDF Master: Bruno Lowagie

To commemorate 20+ years of PDF, Planet PDF has conducted a new series of interviews with PDF masters, movers and shakers in the PDF universe. In this instalment, iText’s Bruno Lowagie talks about key changes in the PDF landscape, including recognition as a standard, the status of XFA, and and the impact of the rise of mobile computing.

Read More »

Recovery Test

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Aenean sollicitudin diam justo, bibendum convallis arcu volutpat at. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Aliquam tincidunt hendrerit ligula, et auctor augue laoreet ac. Sed hendrerit dolor at tellus euismod, non sodales neque aliquam. Pellentesque at risus id ex ullamcorper efficitur at tincidunt dolor. Phasellus vitae scelerisque nibh. Pellentesque tincidunt orci ut convallis mollis. Duis consectetur accumsan libero, a ornare ante condimentum sit amet. Nunc lorem risus, feugiat at lacus vitae, pulvinar gravida purus. Vivamus id molestie magna. Etiam non nunc ex. Fusce fringilla lectus vel elit aliquet laoreet. Suspendisse sit amet lobortis urna, sit amet ultrices sapien. Curabitur aliquam elit eget eleifend placerat. In et tristique magna. Aenean orci mi, egestas in augue eget, vulputate ullamcorper tortor.

Read More »

PDF Master: Mark Stephens

To take stock, reflect and commemorate more than 20 years of PDF, Planet PDF has conducted a new series of interviews with PDF masters, movers and shakers in the PDF universe. To kick off the new series, IDRsolutions CEO Mark Stephens talks about PDF development and the implications of the rise of mobile technology.

Read More »

Adobe says No” to XFA support in Adobe Reader Mobile”

Due to their self-contained nature, page fidelity, and sophisticated forms technology, PDF forms seem ideally suited for mobile devices. Nevertheless, Adobe has stated categorically that Adobe Reader Mobile will not add support for XFA-based PDF forms. In this article, Planet PDF considers the implications of Adobe’s position for forms creators and users.

Read More »

Reducing PDF File Size (Optimizing PDFs)

PDF is a powerful technology that can produce large, unwieldy files. Ideally, each PDF should be optimized for its intended purpose, audience and delivery method. This article talks about optimization and shows how to slim down over-sized PDF files using Acrobat.

Read More »

OPINION: PDF Continues its March Toward Ubiquity

About 20 years on, it looks like PDF’s inexorable march into dominance continues. The latest development is the US IRS’s decision to support PDF-based digital signatures on two key forms (8878 and 8879). The spec might say that ‘No specific technology is required’, but we all know that really means PDF. On a site called ‘Planet PDF’ though, we would say that!

Read More »

Two Passwords Are Better Than One: The Low-Down On PDF Security

For people who don’t spend their time looking at PDF files in text editors*, PDF security is a sometimes misunderstood beast.

For example, those document restrictions that PDF files sometimes have — no Printing, Content Copying, Page Extraction, etc — are essentially useless unless the PDF also has a User Password.

Read More »

PDF Security: A Brief What, Why and How

Information that we have stored on our computers can be of a very sensitive nature, things we want private for business or personal reasons. There are also a number of ways that old, and new programs, formats and systems can be hacked. Flaws can be exploited and work-arounds can be made. There are always things that can be done to mitigate these risks.

Read More »

SEO for PDF: Preparing PDF for Search Engines

Preparing PDF documents for search engines is something that is important to know not only for storing files but also for allowing others to find them and making them contribute positively on any sites that they are found. There is a checklist that has been created through a number of different sources which will give you a robust if not definitive guide on PDF SEO optimization.

Read More »