OP_CAT Labs' Liu says Satoshi envisioned Bitcoin to be programmable. To get there, one piece of code needs to be re-enabled.

An OpCode cache stores compiled PHP scripts in the server’s memory so when some user visits your blog, the scripts are already compiled and all that’s needed is the files to be served to the user.

The code which may place an address on the stack for call-type opcode can be arbitrarily complex and only discoverable by executing said code. To allow purity checking within a single Ethereum ...

Conflux says its security team has successfully patched the CREATE2 Opcode vulnerability with version 2.5 network upgrade. CREATE2 opcode, introduced in 2019 via Ethereum’s Constantinople upgrade, is ...

In this work, disassembler effect has been investigated on the detection performance of opcode-based malware detection methods. Opcode analysis is widely used to detect malware programs. Our ...

However, for opcode-based malware analysis it is not immediately clear how to apply data augmentation. Hence we first study the use of fixed transformations, then progress to adaptive methods.

Since there are basically no side effects to enabling an Opcode cache, it’s recommended that all production sites utilize one. On larger PHP applications like WordPress or Drupal, performance ...