In 2026, most standard consumer-grade combination locks are considered relatively easy to bypass for someone with basic knowledge of "shimming" or "decoding." Many three-digit luggage locks can be decoded in less than a minute by feeling for "flat spots" or "clicks" as the dials are turned, a vulnerability that persists in many budget models. However, high-security combination locks, such as those used in commercial or military settings, utilize "false gates" and tighter tolerances that make manual decoding nearly impossible without specialized equipment. For the average traveler, a combination lock is more of a deterrent against "opportunity theft" rather than a foolproof security measure. To increase safety, it is recommended to use TSA-approved locks that feature more complex internal mechanisms or to move toward Smart Bluetooth locks, which eliminate the physical dial vulnerability entirely by using encrypted digital keys. While no lock is truly unpickable, a high-quality combination lock is sufficient for most low-risk environments.