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  1. Retweeted
    Jan 31

    Getting started with cryptographic protocol analysis is now easier than ever! Check out our new 17-minute video tutorial, now on YouTube – it covers Verifpal’s language, how to use Verifpal to verify post-compromise secrecy in Signal, and more:

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  2. Retweeted
    Jan 26

    As I have no cool new findings, lets start the year with an old IE bug - bypassing Content-Disposition: attachment with mhtml:

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  3. Jan 25

    Flash dies. Edge/IE dies. CSRF dies. 2020 marks the end of client-side vulnerabilities.

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  4. 31 Dec 2019

    Microsoft Edge (And Internet Explorer) is the only browser that allows running JavaScript from a <script> without the end tag <script async src=data:,alert(1)>

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  5. Retweeted
    19 Nov 2019
    Replying to

    And i do hope those "necessary evil" can happen on u or your family someday.Let yourself to taste the pain not our compatriot in HK.

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  6. 19 Nov 2019

    Hundreds of students are still trapped inside The Hong Kong Polytechnic University and using all sorts of methods to escape risking their lives. This is a 21st century of Berlin Wall.

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  7. Retweeted

    TIME IS RUNNING OUT. Listen to urgent cry of protestors in ! Running out of food & medical supply, starving & injured protestors counting down to confront bullets with bare hands. Is the world going to witness bloody crackdown w/o stopping ruthless regime?

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  8. 17 Nov 2019

    This is a 21st century of Tiananmen Square Massacre in Hong Kong.

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  9. Retweeted

    The Chinese and governments must immediately deescalate the situation and exercise restraint at . More violence & bloodshed will only make things worse. The world is watching.

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  10. Retweeted

    RT to tell McConnell: bring the bipartisan Hong Kong Human Rights & Democracy Act to the Senate Floor this week!

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  11. Retweeted

    At around 7:30am this morning, a youngster was shot by live round in chest. He had no weapon in hand and caused no immediate harm to the officer before gun was pulled on him. So is it the norm for police to use real guns for no reason now????

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  12. Retweeted
    9 Oct 2019

    Hack Android & iOS apps, Deep dive into the and MASVS, get lifetime training portal access, unlimited email support, and more! LASCON Austin TX October 22-23, plz RT

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  13. Retweeted

    I have pushed all my HITCON CTF 2019 Quals *Web Challenge* writeups into GitHub!

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  14. Retweeted

    HITCON CTF 2019 Quals is ongoing now! and I designed an XSS challenge this time and there are two solutions at least, could you find that? :D http://3.114.5.202/

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  15. Retweeted

    For those not aware, Apple is, by direct request from the Chinese Communist Party: - Storing iCloud encryption keys in China: - Hiding emojis of the Taiwan flag: - Removing apps used by protesters:

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  16. Retweeted
    26 Sep 2019

    We are proud to launch our brand new interactive XSS cheatsheet featuring novel vectors from

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  17. Retweeted
    5 Sep 2019

    Blogged! I analyzed the new portal <portal> element in Chrome a few months ago and it resulted in a few interesting bugs, including SOP bypass and arbitrary file read in Chrome ($10k bounty)! Write up: CC:

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  18. Retweeted

    Verifpal's User Manual has *an entire manga where formal verification tools battle giant robots*, on top of the technical content. This would not have been possible without 3 months of collaboration with Michelle Tan, Cardi Chow and the incredible Low Zi Rong at !

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  19. Retweeted
    21 Aug 2019

    Hack Mobile Apps With Us! Chinese Police, Government-Mandated apps from South Korea, CloudPets, Drones and other fun :) Amsterdam Sept. 23rd-25th

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  20. 23 Aug 2019

    Slides for my Hitcon 2019 talk has been uploaded! It covers everything I know about cookie exploitation.

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