Some characters that crash iOS and macOS

See the characters here:

https://telegra.ph/text-crash-02-20

https://pastebin.com/NWhCY7LU

Picking Apart the Crashing iOS String

https://telegra.ph/unicode-of-death-02-22

• Feb 2018

iOS 10.0-11.2.5 and macOS 10.13.3

http://www.openradar.me/37458268

Fixed in iOS 11.2.6 and macOS 10.13.3 Supplemental Update

If you have root access, you can disable the fonts. https://t.me/idiphone/2356

• May 2015

iOS 8.1-8.3 and Mac OS X 10.8-10.10.3

Fixed in iOS 8.4 and Mac OS X Security Update 2015-005

http://www.idownloadblog.com/2015/05/27/messages-bug-crashes-iphone/

• Aug 2013

iOS 6.0-6.1.3 and Mac OS X 10.8-10.8.4

Fixed in iOS 7 and Mac OS X Security Update 2013-004

https://news.ycombinator.com/item?id=6293824

https://9to5mac.com/2013/08/29/text-based-bug-that-crashes-apps-in-os-x-10-8-ios-6-discovered-fixed-in-os-x-10-9-and-ios-7/