Hi Carol,
Yes, the oven door gets hot, and we shouldn't leave children and pets unattended.
Please reference the "WARNING" section on page 3 of the user's manual.
Manual
https://downloadcenter.samsung.com/content/UM/202405/20240517165152446/01._DG68-01339A-07_NX60A6511SS_AA_EN.pdf
Have a great day.
^Aloe