The Investigatory Powers Act has now been law for almost six months. For journalists and publishers this means having to remember that the webpages that you and your sources visit, who you call on your phone, and where you take it, are all being collected and potentially accessed by a range of authorities*.
It also gives the state the power to hack into devices and to require companies to help them compromise the security of users of their websites and apps.
But most importantly, it means understanding that unlike previous legal regimes it is likely that you will not be aware if any of this is happening, nor will you have an opportunity to mount a legal defence to argue against it.
If this makes you feel powerless to protect your sources, here are some things you can do to feel better: