Crypto-Sec's bi-weekly roundup reveals a phishing attack targeting Hedera users, a patched vulnerability in MoveIt file transfer software, a $70,000 loss in an address poisoning attack, and a cyber attack on Istanbul-based crypto exchange BtcTurk. Hedera's marketing email was compromised, with phishing emails sent to subscribers. Meanwhile, a vulnerability in MoveIt software, used by large businesses for file transfers, has been patched. In another incident, a victim lost over $70,000 in an address poisoning attack. Lastly, BtcTurk suffered a cyber attack via a stolen private key, resulting in an estimated loss of over $55 million.