Here's something that isn't directly photography-related but is relevant to pretty much every photographer: if you've never heard of it before, you should check out the website Have I Been Pwned? It lets you search for your email addresses and passwords to see if any of your accounts have been compromised through security breaches.
Yahoo announced back in September 2016 that an estimated 500 million accounts were stolen in late 2014. If you haven't changed your Yahoo or Flickr account passwords yet, there's now some even worse news: Yahoo just revealed that 1 billion accounts were hacked in late 2013.
Adobe users who have purchased a product or signed up for Creative Cloud recently beware. According to Adobe's website, the company's servers were hacked "very recently," and the attackers made away with customer information from 2.9 million Adobe accounts, as well as source code for a few Adobe products.