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NFC blocking sleeve for programmable tokens (mini cards)
NFC blocking sleeves lined with a metallic material that will block the NFC signal. Dimensions suitable for miniOTP cards / 64 × 38 mm
There isn't a way to extract the secret from the card, but it is theoretically possible to read the current OTP and the serial number. Although the risk of replay attacks is practically close to zero, you can physically isolate your programmable tokens by keeping them inside the NFC blocking sleeves.
Blog
03-03-2025
Understanding Entra’s New Time Drift Allowance
Microsoft Entra has recently updated its time drift allowances for TOTP, reducing the window to approximately 2 minutes. This change may impact users of hardware tokens that have not been used for an extended period.
29-01-2025
Beware of the Passkey Dialog: Not All Options Are FIDO2 Security Keys
When setting up a passkey on Windows, the standard authentication dialog often presents multiple options for storing credentials.
09-01-2025
PIN+ Key Series Achieves FIDO Level 2 Certification
We are thrilled to announce that our PIN+ Key Series has officially obtained FIDO Level 2 (L2) Certification, a significant milestone that underscores our commitment to delivering the highest level of security for our users.