additional info:
DCI at the MIT Media Lab made some big allegations that the crypto used by IOTA is insecure a while ago, without providing solid proof for it. Now they finally provided a proof of concept piece of code which apparently isn't proving any vulnerability at all. source (twitter) - read more (reddit)
I know I did an article about it in my post on September 8, 2017 if you like to read it check it out
https://steemit.com/news/@danyelk/your-daily-crypto-news-on-steemit-september-8-2017