THERE ARE DOZENS of messaging apps for iPhone and Android, but one in particular continues to stand out in the crowd. Signal is easy to use, works on both iOS and Android, and encrypts communications so that only the sender and recipient can decipher them.

It also has open source code, meaning it can be inspected to verify security. You can download Signal from the Android Play Store and the iPhone App Store.

Although Signal is well-designed, there are extra steps you must take if you want to maximize the security for your most sensitive conversations — the ones that could be misinterpreted by an employer, client, or airport security screener; might be of interest to a snooping government, whether at home or abroad; or could allow a thief or hacker to blackmail you or steal your identity

Searching for a good reason to remove the headphone jack

Is Apple removing the headphone jack from the iPhone? Nobody really knows, though rumors have swirled for quite a while now. A recent exchange between Nilay Patel and John Gruber returned this debate to the foreground last week. Of course, the truth is that it’s very hard to talk about this rumor in the absence of actual information. Any move like this by Apple would be accompanied with a raft of other information, including Apple’s rationale, any new features enabled by the removal, and of course adapters