The rise in popularity of cryptocurrencies has encouraged cybercriminals to find innovative ways to attack markets, users and any structure where cryptocurrencies are stored. In simple words, if an attacker is able to exploit some area of a chain, smart contract, exchange or illegitimately withdraw cryptocurrency, it would be deemed as a hack or stealing. […]

In this guide we will introduce you to private keys, their importance inside a cryptocurrency wallet and the reasons why you must back them up securely. Beside that we will also give you a practical example, where to safely store your private keys. Owners of 'user-controlled wallets' like WebAuth sometimes lose their devices or fail […]

Backup copies allow data to be restored from an earlier point in time to help the business recover from an unplanned event. Storing the copy of the data on separate medium is critical to protect against primary data loss or corruption. Data backup should be an essential part of your computer/server usage routine. One of […]

AppArmor is a Mandatory Access Control (MAC) system which is a kernel (LSM) enhancement to confine programs to a limited set of resources. AppArmor's security model is to bind access control attributes to programs rather than to users. AppArmor confinement is provided via profiles loaded into the kernel, typically on boot. AppArmor profiles can be […]

Secure Socket Shell (SSH), also called Secure Shell, is a special network protocol leveraging public-key cryptography to enable authorized users to remotely access a computer or other device via access credentials called SSH keys. Because they are used to access sensitive resources and perform critical, highly privileged activities, it’s vital to properly manage SSH keys […]

SafeGuard Cyber detected a sample of the Echelon malware posted to a cryptocurrency discussion Telegram channel in October 2021. Based on the malware and the manner in which it was posted, SafeGuard Cyber believes that is was not part of a coordinated campaign and was simply targeting new or naive users of the channel. The […]