Hand-carrying items abroad

Traveling with laptop computers, web-enabled cell phones and other personal equipment – Laptop computers, web-enabled cell phones, and other electronics containing encryption hardware or software and/or proprietary software can require an export license to certain destinations. In general, an export license may be required to take any items to or through any U.S. sanctioned country (e.g., Iran, Syria, Cuba, Sudan, and North Korea).

Ten Things You Must Know Before Taking your Laptop Overseas