Vietnam punches well above its weight in offensive security, and the HackerDNA leaderboard reflects it. 443 Vietnamese ethical hackers are currently ranked, led by than0mua on 2743 XP. Vic18 sits in second (2450 XP) and cuongkhtnk09 rounds out the podium on 1930 XP. The board is recalculated daily - last updated Nov 02, 2026.

Top Ethical Hackers in Vietnam

02 Nov 2026 • Updated Hourly

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Showing top hackers from Vietnam (49 hackers)
2
Vic18
Vic18 🥈
Vietnam
2,450 XP
5 0
👑
1
than0mua
than0mua 🥇
Vietnam
2,743 XP
7 0
3
cuongkhtnk09
cuongkhtnk09 🥉
Vietnam
1,930 XP
4 0
Biggest Climber
+36069 ranks
Longest Streak
63 days 🔥
Root Flag Master
7 flags
1 countries
26,824 combined XP
5 online now
Rank User Country XP
1 🥇
Global #255
than0mua's Avatar
Senior
Vietnam
2743 16 7 0 0 0
2 🥈
Global #297
Vic18's Avatar
Vic18 🔥
Senior
Vietnam
2450 11 5 0 0 0
3 🥉
Global #373
Vietnam
1930 13 4 0 0 10
4
Global #557
DucBao's Avatar
Junior
Vietnam
1295 11 3 0 0 0
5
Global #676
yougboiz's Avatar
Junior
Vietnam
1086 10 2 0 0 1
6
Global #681
binh's Avatar
binh 🔥
Junior
Vietnam
1078 10 2 0 0 0
7
Global #834
hero12bc's Avatar
Junior
Vietnam
875 10 2 0 0 0
8
Global #842
Alfredzz's Avatar
Junior
Vietnam
865 10 2 0 0 0
9
Global #934
Vietnam
800 11 1 0 0 0
10
Global #990
xNoy's Avatar
xNoy 🔥 63
Junior
Vietnam
780 5 0 0 0 1
11
Global #1105
Vietnam
700 9 2 0 0 0
12
Global #1226
greylag's Avatar
Junior
Vietnam
650 9 1 0 0 0
13
Global #1361
Chamuc's Avatar
Chamuc 🔥 8
Apprentice
Vietnam
588 7 2 0 0 0
14
Global #1381
Khoart2's Avatar
Apprentice
Vietnam
570 8 1 0 0 0
15
Global #1434
vesviet's Avatar
Apprentice
Vietnam
550 10 1 0 0 0
16
Global #1620
b4b1f0x's Avatar
Apprentice
Vietnam
462 7 1 0 0 0
17
Global #1640
Dwang's Avatar
Dwang 🔥
Apprentice
Vietnam
455 2 0 0 0 0
18
Global #1665
TD277's Avatar
Apprentice
Vietnam
450 7 1 0 0 0
19
Global #1801
Alexpham's Avatar
Apprentice
Vietnam
408 7 1 0 0 8
20
Global #1814
duyhuyh's Avatar
Apprentice
Vietnam
400 7 1 0 0 0
21
Global #1974
saiogama's Avatar
Apprentice
Vietnam
360 6 1 0 0 0
22
Global #2051
Vietnam
351 6 1 0 0 0
23
Global #2075
BanMT's Avatar
Apprentice
Vietnam
350 6 1 0 0 0
24
Global #2075
nttking's Avatar
Apprentice
Vietnam
350 6 1 0 0 0
25
Global #2075
paulette's Avatar
Apprentice
Vietnam
350 6 0 0 0 0
26
Global #2398
XUANMAN's Avatar
Apprentice
Vietnam
315 6 0 0 0 0
27
Global #2466
chiasenucuoi's Avatar
Apprentice
Vietnam
300 5 1 0 0 0
28
Global #2466
binhbet's Avatar
Apprentice
Vietnam
300 5 1 0 0 0
29
Global #2466
KhoaVo's Avatar
Apprentice
Vietnam
300 6 0 0 0 0
30
Global #2682
VuBang's Avatar
Apprentice
Vietnam
285 5 0 0 0 0
31
Global #2694
zees1's Avatar
zees1 🔥
Apprentice
Vietnam
281 5 0 0 0 1
32
Global #2783
khue's Avatar
khue 🔥 5
Apprentice
Vietnam
265 5 0 0 0 0
33
Global #2783
AEsirRin's Avatar
Apprentice
Vietnam
265 5 0 0 0 0
34
Global #2836
Thanh12's Avatar
Apprentice
Vietnam
260 5 0 0 0 0
35
Global #2836
DucAnh's Avatar
Apprentice
Vietnam
260 5 0 0 0 0
36
Global #2918
Newbie's Avatar
Apprentice
+100 XP this week
Vietnam
257 5 0 0 0 0
37
Global #3016
Happy's Avatar
Apprentice
Vietnam
250 5 0 0 0 0
38
Global #3016
Ductunn's Avatar
Apprentice
Vietnam
250 5 0 0 0 0
39
Global #3016
Rainfall's Avatar
Apprentice
Vietnam
250 5 0 0 0 0
40
Global #3417
HuydinhVN's Avatar
Apprentice
Vietnam
220 4 0 0 0 0
41
Global #3456
nguyenchidung's Avatar
Apprentice
Vietnam
216 4 0 0 0 1
42
Global #3480
silencethewinner's Avatar
Apprentice
Vietnam
215 4 0 0 0 0
43
Global #3562
laihaan's Avatar
Apprentice
Vietnam
210 4 0 0 0 0
44
Global #3562
Lotus's Avatar
Apprentice
Vietnam
210 4 0 0 0 0
45
Global #3683
zees's Avatar
zees 🔥
Apprentice
Vietnam
207 3 0 0 0 0
46
Global #3705
Tuananh11's Avatar
Apprentice
Vietnam
205 4 0 0 0 0
47
Global #3705
Thatme05's Avatar
Apprentice
Vietnam
205 4 0 0 0 0
48
Global #3836
ducthuan's Avatar
Apprentice
Vietnam
201 4 0 0 0 1
49
Global #3836
Imhim's Avatar
Apprentice
Vietnam
201 4 0 0 0 0

Other country leaderboards

Vietnam's current top three

The Vietnamese top three is currently than0mua (2743 XP), Vic18 (2450 XP) and cuongkhtnk09 (1930 XP). Vietnam's top board historically has a high rate of movement - players tend to grind in bursts around CTF season and the rankings reshuffle accordingly.

Small country, serious CTF power

Vietnam is not a huge country by HackerDNA user count, but its CTF tradition is among the strongest in Asia. Teams like efiens, BabyPhD and the Vietnamese Cryptography Association regularly place well on CTFtime, and several have finished high in international finals. That CTF pedigree is the single biggest reason Vietnamese players tend to rank higher per capita than almost any other country in Southeast Asia.

The WhiteHat Grand Prix heritage

The WhiteHat Grand Prix, organised by BKAV, has been running since 2014 and is one of the oldest CTFs in Asia. A generation of Vietnamese players cut their teeth on its challenges before moving on to international events and then to platforms like HackerDNA. The competition built a local culture where grinding hard reversing and pwn problems is normal - not exceptional - and it shows in how Vietnamese players approach the lab ladder.

Why Vietnamese players over-index on reversing and pwn

Compared with the global average, Vietnamese players on HackerDNA skew strongly toward reverse engineering and binary pwn. Web exploitation and crypto are also represented, but the top of the Vietnamese board is dominated by low-level specialists. Hanoi University of Science and Technology, the University of Engineering and Technology at Vietnam National University Hanoi, and Ho Chi Minh City University of Technology are the main academic feeders, and each runs active CTF clubs. VNCERT coordinates the national response on the professional side.

Climbing the Vietnamese board

XP comes quickly for players willing to take on the hard reversing and pwn labs that many others skip. The Vietnamese top ten is a tough place to crack - the pool is small but the skill ceiling is high - so the fastest way in is to pick challenges where you can out-grind the competition. The daily recompute means progress shows up immediately, which is part of why Vietnamese players tend to stick around once they start climbing.

Frequently asked questions

Who is the #1 ethical hacker in Vietnam on HackerDNA right now?

than0mua currently holds Vietnam's #1 position with 2743 XP, ahead of Vic18 (2450) and cuongkhtnk09 (1930).

How many Vietnamese ethical hackers are on HackerDNA?

443 Vietnamese players are currently ranked. Vietnam is small by user count but consistently over-performs on XP per player.

Why do Vietnamese players do so well at CTFs?

Vietnam has a long CTF tradition with teams like efiens, BabyPhD and VCA regularly placing well internationally. The WhiteHat Grand Prix has been running since 2014 and built an early pipeline of serious players.

What is the WhiteHat Grand Prix?

The WhiteHat Grand Prix is a Vietnamese CTF run by BKAV since 2014, making it one of the oldest in Asia. A generation of local players started there.

Which Vietnamese universities feed the leaderboard?

Hanoi University of Science and Technology, the University of Engineering and Technology at VNU Hanoi, and Ho Chi Minh City University of Technology are the main feeders.

What categories do Vietnamese players focus on?

Vietnamese players over-index strongly on reverse engineering and binary pwn compared with the global average.

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