Child Safety Glossary

NFC (Near Field Communication)

NFC is a short-range wireless technology that allows two devices to exchange data when they are held within a few centimeters of each other. In child safety, NFC enables instant access to a child's emergency profile by simply tapping a smartphone against an NFC-enabled wristband or tag. Unlike Bluetooth or Wi-Fi, NFC requires no pairing, no apps, and no battery in the tag itself, making it the most reliable technology for emergency situations.

Learn how NFC compares to QR codes

COPPA (Children's Online Privacy Protection Act)

COPPA is a United States federal law enacted in 1998 that regulates how websites and online services collect, use, and disclose personal information from children under 13. COPPA requires verifiable parental consent before collecting children's data and mandates clear privacy policies. TapTap Buddy follows COPPA-ready design principles, ensuring that all data collection involving children is handled with the highest level of privacy protection and parental control.

Read our COPPA compliance guide

Emergency Contact

An emergency contact is a person designated to be notified or called when a child needs immediate help. In the context of TapTap Buddy, emergency contacts are stored digitally on a child's safety profile and displayed instantly when someone taps the NFC tag. Parents can add multiple emergency contacts including guardians, family members, doctors, and other trusted individuals, each with phone numbers and relationship details.

How to add emergency contacts

Safety Tag

A safety tag is a physical device embedded with NFC technology that stores a link to a child's emergency profile. TapTap Buddy safety tags come in the form of wristbands and keychains designed to be worn or carried by children. When tapped with any NFC-enabled smartphone, the tag instantly displays the child's emergency information without requiring the helper to download any app. Safety tags are waterproof, durable, and designed to withstand active play.

Browse TapTap Buddy safety tags

Activation Code

An activation code is a unique alphanumeric code included with every TapTap Buddy purchase. Parents enter this code during setup to link a physical NFC tag to their child's digital safety profile. The activation code ensures that only authorized parents can configure and manage the tag. If you lose your activation code, it can be recovered through your dashboard or by contacting customer support.

Step-by-step activation guide

QR Code

A QR (Quick Response) code is a two-dimensional barcode that can be scanned by a smartphone camera to access information or a website. While QR codes are used in some child safety products, they have notable limitations compared to NFC: QR codes can be photographed and duplicated from a distance, they require good lighting and a steady camera to scan, and they may wear off or become unreadable over time. TapTap Buddy uses NFC as its primary technology because it is more secure and faster in emergency situations, though some products include a backup QR code.

NFC vs QR code comparison

Medical ID

A Medical ID is a set of critical health information stored on a child's TapTap Buddy profile that is accessible to emergency responders and helpers. It can include allergies (with severity levels), current medications and dosages, chronic conditions such as asthma, epilepsy, or diabetes, blood type, doctor's contact information, and specific emergency care instructions. Unlike traditional engraved medical bracelets, a digital Medical ID on TapTap Buddy can be updated instantly and includes far more detailed information.

How to set up Medical ID

NFC Wristband

An NFC wristband is a wearable silicone band with an embedded NFC chip that stores a link to a child's emergency profile. TapTap Buddy NFC wristbands are designed specifically for children: they are lightweight, comfortable for all-day wear, 100% waterproof, hypoallergenic, and available in fun colors. The NFC chip inside requires no battery and will function indefinitely. When someone taps a smartphone to the wristband, the child's emergency contacts and medical information appear instantly.

Shop NFC wristbands

Geofencing

Geofencing is a location-based technology that creates a virtual boundary around a geographic area and triggers alerts when a device enters or leaves that zone. While some child tracking products use geofencing, TapTap Buddy intentionally does not. Geofencing requires GPS hardware, constant battery power, cellular data, and ongoing subscription fees. More importantly, it raises significant privacy concerns by continuously tracking a child's location. TapTap Buddy takes a different approach: rather than tracking where children are, it ensures that anyone who finds a child in need can instantly contact their parents.

Why TapTap Buddy doesn't use GPS tracking

RFID (Radio-Frequency Identification)

RFID is a broad category of wireless technology that uses radio waves to identify and track objects. NFC is actually a subset of RFID that operates at a specific frequency (13.56 MHz) and at very short range (a few centimeters). While traditional RFID can be read from several meters away, NFC's short range is a deliberate security feature for child safety applications. It means someone must be physically close to the tag to read it, preventing unauthorized remote scanning of a child's information.

Read our FAQ for more details