I’m writing this post to look back on all the trips I’ve taken and the countries I’ve visited in 2023. This year I’ve been to 3 different countries, including Korea, The US and Italy. All these tri...

This post will present my writeups for some crypto challenges I solved in the Imaginary CTF 2023. Thanks the authors for the amazing challenges. Rsa Description: I think I did my RSA right… So...

On February 25, I participated in Asian Cyber Security Challenge 2023 (ACSC 2023) and, by some luck, I was ranked 2nd in Vietnam and was selected as one of 15 contestants to participate in the Inte...

Last week, I participated in Hack The Box Cyber Apocalypse CTF 2023 as a member of team BKISC and we finished top 29 among 6000+ teams. I was busy with my assignment at school so i could only join ...

So this is my first blog, and I decide to write about my first day at VNG Corp. I felt so lucky and thankful that I had a chance to be an intern at the first Vietnamese tech ‘unicorn’, even though ...