Thu, 16 Apr 2026 00:25:20 +0000

How Tiny Lines on Coins Protect Your Money from the Hidden Threat When most people hold a coin, they rarely think beyond its face value or artistic design. Yet, hidden beneath the surface of everyday currency lies a powerful security feature: tiny lines etched onto the coin’s surface. These fine lines—often invisible to the naked eye—are not just decorative; they play a vital role in protecting your money from counterfeiting and degradation over time. ### The Role of Micro-engraving in Coin Security Modern coinage integrates advanced encryption techniques, and one of the most effective is micro-engraving—microscopic lines, polygons, or patterns embedded during the stamping process. These intricate designs serve multiple protective purposes: