diff --git a/assets/pixel-art/bug-hunter-shield.png b/assets/pixel-art/bug-hunter-shield.png
new file mode 100644
index 0000000000..9b6f01e129
Binary files /dev/null and b/assets/pixel-art/bug-hunter-shield.png differ
diff --git a/leaderboard.json b/leaderboard.json
index dd017147b1..1614286a5d 100644
--- a/leaderboard.json
+++ b/leaderboard.json
@@ -16,7 +16,7 @@
   "haocyan0723-code": 1,
   "marklao666888": 1,
   "jamilahmadzai": 4,
-  "Thanhdn1984": 12,
+  "Thanhdn1984": 14,
   "dannyward630": 1,
   "yang-agoni": 1,
   "CHXZDM": 1,
@@ -29,12 +29,12 @@
   "gma788-creator": 2,
   "BobbyZ2026": 1,
   "Gaotax2006": 16,
-  "op-simoneromeo": 1,
+  "op-simoneromeo": 2,
   "Arthurescc": 1,
   "Zeinzeiya": 1,
   "Aurora1926": 1,
   "devnull37": 3,
-  "Ishant5436": 5,
+  "Ishant5436": 7,
   "deep-thought-tools": 1,
   "capa8795-design": 2,
   "vornicx": 2,
@@ -84,7 +84,7 @@
   "1035595332-sudo": 2,
   "oxravenz": 2,
   "korpo1337": 2,
-  "mkcash": 2,
+  "mkcash": 6,
   "HOTAgithub": 6,
   "william08190": 1,
   "daveinturkey15-byte": 1,
@@ -108,7 +108,7 @@
   "manuelsampedro1": 5,
   "geekagent": 4,
   "CuboYe": 2,
-  "crystal-tensor": 4,
+  "crystal-tensor": 5,
   "sravan27": 5,
   "q404365631": 3,
   "Tori-TIC": 2,
@@ -122,7 +122,7 @@
   "zhaocaixia888": 3,
   "TodouWisiper": 1,
   "peterzexos-sudo": 3,
-  "zhaog100": 3,
+  "zhaog100": 4,
   "NayaKano": 1,
   "nxz1026": 3,
   "shijiezhichang": 18,
@@ -164,7 +164,7 @@
   "benjang032": 3,
   "tankotan": 2,
   "dharit-augustus-maximus": 5,
-  "18060910075zx-coder": 2,
+  "18060910075zx-coder": 3,
   "dsdcdcod": 1,
   "millionazma-lgtm": 1,
   "Trojan7210": 4,
@@ -201,7 +201,7 @@
   "agionni": 2,
   "dicnunz": 5,
   "liangqiang2025-stack": 3,
-  "s0584273828-ctrl": 1,
+  "s0584273828-ctrl": 4,
   "a1local": 2,
   "ezzy1630": 5,
   "SadmanPinon": 4,
@@ -225,7 +225,7 @@
   "Steph-ux": 6,
   "libazza91-svg": 3,
   "lqkhanh295": 5,
-  "genesisrevelationinc-debug": 4,
+  "genesisrevelationinc-debug": 5,
   "nboufeld": 1,
   "ayagmar": 1,
   "soongyintong": 1,
@@ -240,7 +240,7 @@
   "DYSfu": 5,
   "thuantip": 2,
   "justusaugust": 2,
-  "szw9999": 1,
+  "szw9999": 2,
   "YunHeTracyLee": 2,
   "newmattock": 1,
   "Cameron-xuan": 2,
@@ -248,6 +248,59 @@
   "Egoistian": 1,
   "Zhenvip": 2,
   "shams220": 1,
-  "tiago918": 2,
-  "carpedkm": 3
+  "tiago918": 3,
+  "carpedkm": 3,
+  "simisdav55-oss": 4,
+  "lismilema-hue": 4,
+  "bomlinux92-byte": 4,
+  "wanglovefly-oss": 1,
+  "jtc268": 8,
+  "giaphutran12": 1,
+  "Mickey123123": 4,
+  "yokuisiti": 6,
+  "wengkit218-pixel": 5,
+  "Islam0953": 1,
+  "Lindqvist87": 3,
+  "adliebe": 3,
+  "qwehuan": 4,
+  "endscene665": 1,
+  "iccccccccccccc": 1,
+  "Lucas-FManager": 6,
+  "crowniteto": 5,
+  "andrewthecameraguy": 9,
+  "CHY9213": 12,
+  "dylanbuilds": 1,
+  "youngbum8973-coder": 4,
+  "zhangjiayang6835-cyber": 4,
+  "OlegChep": 1,
+  "Juanpablo24-06": 17,
+  "alexa-ai-agent": 31,
+  "jasanpe": 6,
+  "mia-lavallee": 5,
+  "promptstudio3000": 3,
+  "JJ80-spec": 2,
+  "wpggLabs": 2,
+  "Serve63": 2,
+  "a2867966414": 1,
+  "ensomnia1": 2,
+  "gordonzhaomwrf-a11y": 2,
+  "bilbop1": 4,
+  "partyplatter08-lab": 1,
+  "fvlaconstancia-lang": 3,
+  "holygeek00": 1,
+  "eibrahim": 4,
+  "ManuelPuerto": 4,
+  "JinRudy": 1,
+  "yunrongy424-oss": 6,
+  "DandelionDY": 2,
+  "Jorel97": 3,
+  "syaxag": 8,
+  "wbo68410-lgtm": 12,
+  "er1c-cartman": 6,
+  "xjrljl": 2,
+  "duongynhi000005-oss": 2,
+  "Wangnov": 1,
+  "Qiu-Difeng": 1,
+  "Davidrsdiaz": 7,
+  "xiajixi76-beep": 1
 }
diff --git a/scripts/generate_pixel_art.py b/scripts/generate_pixel_art.py
new file mode 100644
index 0000000000..49dc76593d
--- /dev/null
+++ b/scripts/generate_pixel_art.py
@@ -0,0 +1,121 @@
+#!/usr/bin/env python3
+"""Generate escrow vault pixel art (1254x1254)."""
+from PIL import Image
+
+W = 1254
+img = Image.new("RGB", (W, W), "#1a1a2e")
+pix = img.load()
+
+# Helper: draw a filled rectangle
+def rect(x1, y1, x2, y2, color):
+    for x in range(x1, x2 + 1):
+        for y in range(y1, y2 + 1):
+            if 0 <= x < W and 0 <= y < W:
+                pix[x, y] = color
+
+# Helper: draw an outlined rectangle
+def outline(x1, y1, x2, y2, color, thickness=2):
+    for t in range(thickness):
+        rect(x1 - t, y1 - t, x2 + t, y1 - t, color)  # top
+        rect(x1 - t, y2 + t, x2 + t, y2 + t, color)  # bottom
+        rect(x1 - t, y1 - t, x1 - t, y2 + t, color)  # left
+        rect(x2 + t, y1 - t, x2 + t, y2 + t, color)  # right
+
+# === Background ===
+# Floor
+rect(0, 1000, W - 1, W - 1, "#2d2d44")
+
+# === Vault / Safe (center) ===
+vx1, vy1, vx2, vy2 = 377, 350, 877, 950
+rect(vx1, vy1, vx2, vy2, "#5c5c8a")  # vault body
+outline(vx1, vy1, vx2, vy2, "#8a8ac8", 4)
+
+# Vault door
+dx1, dy1, dx2, dy2 = 477, 430, 777, 870
+rect(dx1, dy1, dx2, dy2, "#3d3d6b")
+outline(dx1, dy1, dx2, dy2, "#8a8ac8", 3)
+
+# Door handle (circle approximation)
+cx, cy = 700, 650
+for r in range(30, 50):
+    for angle in range(0, 360):
+        import math
+        x = int(cx + r * math.cos(math.radians(angle)))
+        y = int(cy + r * math.sin(math.radians(angle)))
+        if 0 <= x < W and 0 <= y < W:
+            pix[x, y] = "#ffd700"
+
+# Dial / combination lock
+dcx, dcy = 600, 550
+for r in range(20, 40):
+    for angle in range(0, 360):
+        x = int(dcx + r * math.cos(math.radians(angle)))
+        y = int(dcy + r * math.sin(math.radians(angle)))
+        if 0 <= x < W and 0 <= y < W:
+            pix[x, y] = "#ff6347"
+
+# Vault hinges
+for hy in [450, 850]:
+    for hx in [490, 765]:
+        rect(hx, hy, hx + 15, hy + 15, "#b0b0d0")
+
+# === Code / Document handoff (left side) ===
+# Document stack
+rect(80, 550, 280, 780, "#f5f5dc")
+rect(85, 555, 195, 695, "#ffffff")
+rect(210, 555, 275, 695, "#ffffff")
+outline(80, 550, 280, 780, "#8a8ac8", 2)
+
+# Code lines on documents
+for dy in [580, 620, 660, 700]:
+    rect(100, dy, 180, dy + 8, "#2ecc71")
+    rect(200, dy, 260, dy + 8, "#3498db")
+
+# Small code icon / brackets on top
+rect(150, 520, 170, 540, "#ffd700")
+rect(130, 525, 150, 535, "#ffd700")
+rect(170, 525, 190, 535, "#ffd700")
+
+# === Shield / Trust icon (right side) ===
+# Shield base
+sx1, sy1, sx2, sy2 = 970, 470, 1170, 750
+rect(sx1, sy1, sx2, sy2, "#2ecc71")
+# Shield top (triangle-like)
+for x in range(sx1 + 20, sx2 - 20):
+    top_y = sy1 - 10 + (abs(x - (sx1 + sx2) // 2) // 5)
+    rect(x, top_y, x, sy1 - 1, "#2ecc71")
+outline(sx1, sy1 - 10, sx2, sy2, "#27ae60", 3)
+
+# Checkmark
+rect(1040, 590, 1090, 640, "#ffffff")
+rect(1020, 620, 1039, 640, "#ffffff")
+rect(1040, 640, 1080, 659, "#ffffff")
+
+# === Stars / sparkles ===
+stars = [(100, 200), (500, 150), (900, 180), (300, 100), (750, 120), (1100, 250)]
+for sx, sy in stars:
+    for dx, dy in [(0,0), (8,0), (-8,0), (0,8), (0,-8)]:
+        rect(sx+dx, sy+dy, sx+dx+4, sy+dy+4, "#ffd700")
+
+# === Arrow connecting document to vault ===
+ax1, ay1, ax2, ay2 = 280, 650, 377, 650
+for x in range(ax1, ax2):
+    for y in range(ay1 - 3, ay2 + 4):
+        if 0 <= x < W and 0 <= y < W:
+            r, g, b, *_ = pix[x, y]
+            r = min(255, r + 100)
+            g = min(255, g + 100)
+            b = min(255, b + 100)
+            pix[x, y] = (r, g, b)
+# Arrow head
+for dx in range(-15, 0):
+    for dy in range(-8 + abs(dx) // 2, 8 - abs(dx) // 2):
+        if 0 <= ax2 + dx < W and 0 <= ay1 + dy < W:
+            pix[ax2 + dx, ay1 + dy] = "#ffd700"
+
+# === Save ===
+dirpath = "/home/shenhua/bug-bounty/assets/pixel-art"
+import os
+os.makedirs(dirpath, exist_ok=True)
+img.save(f"{dirpath}/escrow-vault-pixel-art.png")
+print(f"Saved {dirpath}/escrow-vault-pixel-art.png ({img.size[0]}x{img.size[1]})")