Here is a more comprehensive one-liner to see all items with more than 1 applications on a ACL list: security dump-keychain -a > keychain-results.txt

Here is a more comprehensive one-liner to see all items with more than 1 applications on a ACL list: security dump-keychain -a > keychain-results.txt grep -P '(^(class|keychain):|\s+("(svce|acct)"|0x0000000(1|7)) <blob>="[^"]*"|^\s+applications \(([2-9]|[0-9]{2,})\):|^\s+[0-9]+:)' keychain-results.txt | \ perl -pe 's/\n/\0/g' | perl -pe 's/\0keychain:/\nkeychain:/g' | \ grep -aP 'applications \(([2-9]|[0-9]{2,})\):' | \ sort -u | perl -pe 's/\0/\n/g'