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“Home security co.”

The verified answer to the Newsday Crossword clue “Home security co.”, with letter-by-letter analysis and the full puzzle context for the Wednesday, October 29, 2025 puzzle.

Published · Across · 3 letters

Hints first

Letters 3
First letter A
Last letter T
A ? T

A 3-letter across entry from the Wednesday puzzle

The Answer

A D T

The answer to “Home security co.” is ADT

Letters 3
Direction Across
Published Oct 29, 2025

Letter analysis: the 3-letter answer

Vowels, consonants, and crossword construction notes
Unique 3 of 3 positions
Vowels 1 33% of word
Consonants 2 non-vowels
First letter A starts with

The clue “Home security co.” appeared in the Newsday Crossword on Wednesday, October 29, 2025 as a across entry. The verified answer is ADT — a 3-letter word that begins with A and ends with T.

This answer contains 1 vowel and 2 consonants. The Newsday Crossword is published daily by Newsday on Long Island and edited by Stan Newman, whose Saturday Stumper is widely considered one of the toughest mainstream crosswords in print.

Other clues with the answer ADT

ADT has been used as the answer for these Newsday Crossword clues

More clues from the October 29, 2025 puzzle

Wednesday Newsday Crossword
View full puzzle
Not factual 6 ℓ · D Snail mail buddy 6 ℓ · D Plead not guilty, say 6 ℓ · D Eyelid attachment 4 ℓ · D Prez on Mount Rushmore 3 ℓ · D Paper tablets 4 ℓ · A There's no __ like home 5 ℓ · D Dish holding a dinner 5 ℓ · A "Happy as a" songbird 4 ℓ · D Winter ailment 3 ℓ · A Message from a teacher 5 ℓ · D Whole bunch 3 ℓ · D NASA's first lunar program 6 ℓ · D Worry (about) 4 ℓ · D Chapter of history 3 ℓ · D Famous people, for short 6 ℓ · D Boxing great Muhammad 3 ℓ · D Obtain entry to 6 ℓ · A Neat and orderly 4 ℓ · A

Frequently asked questions about “Home security co.”

What is the answer to “Home security co.” in the Newsday Crossword?

The verified answer is ADT — a 3-letter word that appeared as a across entry on Wednesday, October 29, 2025.

How many letters is the answer to “Home security co.”?

The answer ADT contains 3 letters.

Was “Home security co.” an across or down clue?

This clue ran as a Across entry.

Is this site affiliated with Newsday?

No. This is an independent fan reference site — we are not affiliated with Newsday. The Newsday Crossword is a trademark of its respective owner. We solve and verify each Newsday Crossword puzzle manually before publishing the answer key.

Home security co. — Newsday Crossword Clue Answer | Newsday Crossword Answers