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LockFile Ransomware uses a new intermittent encryption technique

Security Affairs

Recently emerged LockFile ransomware family LockFile leverages a novel technique called intermittent encryption to speed up encryption. Sophos researchers discovered that the group is now leveraging a new technique called “intermittent encryption” to speed up the encryption process.

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Network Encryption Keeps Our Data in Motion Secure for Business Services

Thales Cloud Protection & Licensing

Network Encryption Keeps Our Data in Motion Secure for Business Services madhav Tue, 07/25/2023 - 04:59 The demand for high-speed networks and fast data transfers is increasing due to cloud adoption, digital transformation, and hybrid work. Why do you need network encryption in business services?

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New LockFile ransomware gang uses ProxyShell and PetitPotam exploits

Security Affairs

.” The victims of the Lockfile ransomware gang are in the manufacturing, financial services, engineering, legal, business services, and travel and tourism sectors. Once encrypted the files, the ransomware will append the .lockfile lockfile extension to the encrypted file’s names.

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Patch now! Microsoft Exchange attacks target ProxyShell vulnerabilities

Malwarebytes

PetitPotam uses the EfsRpcOpenFileRaw function of the Microsoft Encrypting File System Remote Protocol (MS-EFSRPC) API. MS-EFSRPC is used for maintenance and management operations on encrypted data that is stored remotely, and accessible over a network. For mitigation details, see our post about PetitPotam.).

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How to Enhance IAM by Adding Layers of Zero Trust

eSecurity Planet

Image credit: Kolide Kolide specifically focuses on the devices attempting to access business services. Kolide doesn’t automatically trust devices until they demonstrate compliance with its policies, which users can configure in accordance with their business’s security strategy. .