Custom Printed Security Tape: A Complete Guide to Tamper-Evident, Branded Sealing

A box arrives with the tape peeled back and reapplied, and there’s no way to tell if it was tampered with in transit. That’s the exact problem security tape solves, and it does it while also turning every outbound package into free advertising. If you’re shipping anything worth protecting, whether that’s a high-value product, a regulated item, or just a brand experience you don’t want undermined by a resealed box, custom printed security tape is one of the cheapest upgrades you can make to your packaging line.

Here’s what it actually does, how it’s different from standard packing tape, and how to choose the right version for your shipments.

Security tape, sometimes called tamper-evident tape or void tape, is built to make tampering visible rather than just possible to notice. Unlike standard clear or kraft packing tape, which can often be peeled back and reapplied without much trace, security tape is engineered to fail visibly when someone tries to remove it.

That usually happens one of two ways:

• Self-destructing tape physically tears or delaminates when peeled, leaving fragments behind and making it impossible to reapply cleanly.
• Void-pattern tape reveals a hidden message, often the word “OPENED” or “VOID,” in the adhesive residue left on the box once the tape is lifted, even if the tape itself comes off in one piece.

Either way, the result is the same: anyone handling the package, from a warehouse worker to the customer signing for it, can immediately tell if the seal has been compromised. That single feature does a lot of work. It discourages opportunistic theft during transit, gives you a clear paper trail if a shipment does get tampered with, and reassures customers that what they’re opening hasn’t been touched since it left your facility.

Plain security tape does the security job fine. Custom printed security tape does that plus something plain tape can’t: it puts your brand on a surface every recipient looks at before they ever open the box.

A few things custom printing adds beyond the base security function:

• Brand recognition on every shipment. Your logo, colors, or a repeated brand message across the tape turns a purely functional item into a small piece of marketing that shows up at the exact moment a customer is most engaged with your package.
• A more deliberate, professional unboxing. Generic clear tape reads as an afterthought. Printed tape signals that the packaging, and by extension the product inside, was thought through.
• Stronger tamper deterrence. A tamper-evident pattern that’s also branded is harder to fake or replicate than a generic red “SECURITY” print, since a would-be tamperer would need to match your specific design to reseal convincingly.
• Room for practical messaging. Beyond a logo, printed tape can carry instructions, warnings, serial numbers for tracking, or QR codes linking to authentication or tracking information.

Print complexity is one of the first decisions to make, and it affects both cost and visual impact.

One-color print is the simpler, more budget-friendly option. A single ink color against the tape’s base color still gets your logo or message across clearly, and it’s usually the right starting point if you’re testing custom tape for the first time or working with a tighter budget.

Two-color print adds a second ink color for higher contrast and a more polished look. The extra contrast makes your branding pop against the box, and it reads as more deliberate and premium than a single-color print, which matters if the unboxing experience is part of how your brand differentiates itself.

Neither option changes the tamper-evident function of the tape itself, this is purely a branding and budget decision layered on top of the security feature.

Security tape isn’t one material. The right base depends on what you’re sealing and how it’s shipping.

• Reinforced gummed paper tape bonds directly with the fibers of a cardboard box when activated with water, which makes it inherently tamper-evident since peeling it back tears the box itself. It’s a strong match if you’re already using paper-first packaging and want your security tape to match that sustainability profile. For a deeper look at how this material performs against plastic alternatives, see our comparison of gummed paper tape versus poly packaging tape.
• Pressure-sensitive poly tape with a security or void-pattern finish works well for lighter packages and high-volume operations where speed matters more than the extra bonding strength of gummed tape.
• Polyester film security tape offers more clarity and strength for high-security applications, often used where a premium, high-end look matters alongside the tamper-evident function.

If you’re not sure which base material fits your shipments, our guide to choosing the best packaging tape for shipping walks through every tape type, strength ratings, and application technique in more detail.

Not every shipment needs a tamper-evident seal, but a few categories consistently benefit from it:

• High-value or easily resold products, like electronics, jewelry, or cosmetics, where in-transit theft is a real cost.
• Regulated goods, including food, pharmaceuticals, and cannabis products, where proof of an unbroken seal can matter for compliance as much as for customer trust.
• Subscription and recurring shipments, where a consistent branded seal reinforces the unboxing experience customers come to expect with every delivery.
• B2B and wholesale shipments, where tamper evidence protects against disputes over what left the warehouse versus what arrived.

If your shipments don’t fall into any of those categories, standard printed carton tape may be enough. But for anything where a compromised seal would be costly, either financially or in terms of customer trust, the incremental cost of security tape is usually easy to justify.

Security tape works best when it matches the rest of your shipping setup rather than being bolted onto whatever packaging you already use. A few common pairings:

• Brands shipping in custom poly mailers typically pair them with a pressure-sensitive poly-based security tape, since both are plastic and seal the same way.
• If you’ve moved to paper mailers or paper padded mailers as part of a broader sustainability push, reinforced gummed security tape keeps the whole package paper-based and recyclable without needing to be separated out.
• For brands prioritizing compostability across the board, pairing compostable mailers with a paper-based tamper-evident tape avoids introducing plastic back into an otherwise compostable shipment.
• Bubble mailers shipping fragile or higher-value items are a common candidate for security tape specifically, since the extra protection of the padding is often paired with products worth protecting from tampering too.

What’s the difference between security tape and regular packing tape? Regular packing tape seals a box but can often be peeled back and reapplied without obvious damage. Security tape is built to fail visibly when tampered with, either by tearing, delaminating, or revealing a hidden “VOID” or “OPENED” pattern in the adhesive.

Can security tape be custom printed with a logo? Yes. Most security tape can carry a printed logo, brand colors, warning text, or even a repeated brand message, in either a one-color or two-color print, without affecting the tamper-evident function.

Does security tape work on both cardboard boxes and poly mailers? It depends on the base material. Gummed paper security tape bonds best with cardboard and paper-based packaging, while pressure-sensitive poly or polyester security tape works well on both cardboard and plastic mailers.

Is custom security tape more expensive than standard printed tape? It’s typically a modest premium over standard printed carton tape, and for shipments where tampering risk or brand experience matters, that cost is usually easy to justify against the protection and marketing value it adds.

Custom printed security tape solves two problems with one strip of tape: it makes tampering obvious, and it puts your brand in front of every customer at the moment they’re most engaged with your package. Whether you go with reinforced gummed paper tape for a paper-first shipping setup or a pressure-sensitive poly version to match your mailers, the choice comes down to what you’re shipping and how much protection the contents actually need.

If you’re rethinking your packaging line as a whole, it’s worth choosing your security tape alongside your mailer format, whether that’s poly mailers, paper mailers, paper padded mailers, bubble mailers, or compostable mailers, so the two decisions reinforce each other instead of working against each other.