🛡️ NairaGuard

AI-Powered Counterfeit Currency Detection

⚠️ Demo Version: This app currently uses simulated analysis for demonstration purposes. Real AI integration required for actual currency verification. See README for details.

💳 Scan Credits: 0

Scan Naira Note

📷

Camera will appear here

📁 Upload Photo

💡 Tip: For best results, ensure good lighting and capture the entire note clearly.

Nigerian Naira Denominations

Reference guide showing all current Nigerian Naira banknotes. Use this to familiarize yourself with the authentic appearance of each denomination.

₦5

Five Naira

₦5 Note

Purple

✓ Watermark
✓ Security Thread

₦10

Ten Naira

₦10 Note

Brown

✓ Watermark
✓ Security Thread

₦20

Twenty Naira

₦20 Note

Green

✓ Watermark
✓ Security Thread
✓ Iridescent Band

₦50

Fifty Naira

₦50 Note

Blue

✓ Watermark
✓ Security Thread
✓ Iridescent Band

₦100

One Hundred Naira

₦100 Note

Red

✓ Watermark
✓ Security Thread
✓ Iridescent Band

₦200

Two Hundred Naira

₦200 Note

Brown-Green

✓ Watermark
✓ Security Thread
✓ Iridescent Band
✓ Gold Foil

₦500

Five Hundred Naira

₦500 Note

Blue-Purple

✓ Watermark
✓ Security Thread
✓ Iridescent Band
✓ Gold Foil

₦1000

One Thousand Naira

₦1000 Note

Blue-Green

✓ Watermark
✓ Security Thread
✓ Iridescent Band
✓ Gold Foil

💡 Quick Tips

Higher denominations (₦200+) have more security features
Each note has a distinct color scheme for easy identification
All notes feature watermarks and security threads
Genuine notes have sharp, clear printing with vibrant colors

🔍 Watermark

A key security feature visible when held up to light.

Portrait of denomination figure
Visible from both sides
Clear and well-defined
Cannot be photocopied

🌈 Security Thread

Embedded metallic thread running through the note.

Visible when held to light
Contains "CBN" and denomination
Changes color at angles
Cannot be replicated easily

✨ Iridescent Band

Color-shifting feature on higher denominations.

Gold to green color shift
Located on the right side
Visible at different angles
Smooth to touch

🖨️ Raised Print

Tactile feature you can feel with your fingers.

Intaglio printing technique
Feel the texture on "CBN"
Raised on main design elements
Helps visually impaired users

🔢 Serial Numbers

Unique identification for each note.

Two serial numbers per note
Must be identical
Clear and evenly printed
Specific font and spacing

🎨 Color Quality

Overall print quality and color vibrancy.

Sharp, clear images
Vibrant, consistent colors
No smudging or bleeding
High-quality paper texture

🚨 Red Flags to Watch For

Blurry or unclear printing
Missing or fake watermark
No security thread visible
Mismatched serial numbers
Poor paper quality or texture
Colors that look washed out or wrong

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