How Drupal combines open source, openness, and security

“Drupal has gone from dorm room to board room in decade since
its creation. It powers the web presences of hundreds of thousands
of businesses, governments, universities, and others around the
world. Developing code for Drupal now means writing code that could
be used on any of those sites. Whether it comes from passionate
hobbyist or full-time professional, Drupal’s code must meet the
very strict security requirements of banks, health-care providers,
and governments, while keeping one step ahead of those trying to
break into such systems.

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