The threat that AI and quantum computing pose to cyber security is already here, even before these technologies are mature enough to crack today’s encryption methods. Bad actors are taking a “harvest
The threat that AI and quantum computing pose to cyber security is already here, even before these technologies are mature enough to crack today’s encryption methods. Bad actors are taking a “harvest now decrypt later” approach to cyberattacks.
Classical encryption methods like Rivest–Shamir–Adleman (RSA) and Elliptic Curve Cryptography (ECC) rely on the difficulty of factoring large numbers or solving discrete logarithm problems.
“Breaking these public, asymmetric key encryption schemes is a practical impossibility for classical systems. However, quantum decryption may manage to uproot these standard encryption algorithms,” says Andrew Williams, a member of the board of directors for cyber security company SENTRIQS.
Williams is a former UK maritime counterterrorism and security coordinator with extensive experience identifying threats and advising both the British government and international partners on maritime security strategy and strategic threats.
“Harvest now decrypt later attacks started to occur as early as 2015 and have been increasing year on year, although reporting is questionable. Among the drivers for such attacks are the fact that the industry and navies use legacy systems and protocols, and deploy them on vessels that tend to have 20-30 year life cycles with infrequent major technology updates,” says Williams.
The security
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