The most common and most likely answer to this crossword clue is the 5 plus 4 letter word CHAIN MAIL
I've seen this crossword clue in The Daily Telegraph
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More clues leading to the result CHAIN MAIL
- Protection once linked with Bond, James, perhaps, reportedly
- Postal delivery of tea gets protection
- Links man said “It could protect one’s member”
- System pyramid seller uses perhaps, as protection
- Restrain chap we hear making trouble by post
- Protection secure, fellow made out
- Reportedly man on range gets such protection
- Stores dispatch guard
- Protection linking Bond with revolutionary Irishman
- Protective clothing from delivery after 22 yards
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.