reaffirmation; reconfirmation; revalidation
unconfirmed; unidentified
safety confirmation; confirming (something) is safe
reconfirmation; double check
identification; background check; identity confirmation
confirmation of someone's safety; ascertainment of someone's safety
pointing and calling (occupational safety method)
after checking; after verification
building certification; building confirmation
verifier; identifier; confirmor; confirming party
booking confirmation; reservation confirmation
portal film (e.g. in radiotherapy)
confirm your distance; keep your distance