在数字化转型的浪潮中，电子邮件系统作为企业内外部信息交互的枢纽，始终是网络攻防博弈的主战场。长期以来，针对邮件系统的攻击主要集中于文本内容的混淆、恶意附件的伪装以及URL链接的隐匿。为了应对这些威胁，企业普遍部署了基于签名库、启发式规则及沙箱技术的邮件安全网关（SEG），形成了相对成熟的防御体系。然而，攻击者的战术始终随着防御技术的升级而动态演进。近年来，一种利用二维码作为攻击媒介的新型钓鱼手法— ...

Environmental exposure to thousands of synthetic chemicals poses a growing challenge for public health, largely because their biological effects are complex, multiscale, and poorly characterized. This ...

Abstract: This paper presents microcontroller based schematic circuit design of a complete duobinary encoder (duobinary code from binary bit) and duobinary decoder (binary from duobinary code) for ...

You know what a URL does, but can you explain what URL stands for? We have the answer. You may already know that a URL is another way of saying “web address.” We all go to web addresses every day as ...

Buying or selling a used car? Use our VIN decoder to reveal your vehicle’s make, model, engine type, and any open recalls with verified data from the official NHTSA database. Enter your 17-digit ...

TinyURL is an online URL shortener service. It takes a long link that may be many dozens of characters in length, and it turns it into a relatively tiny link. The shorter link is easier to handle, but ...

In each episode, host Willa Paskin takes a cultural question, object, or habit; examines its history; and tries to figure out what it means and why it matters. New episodes come out every two weeks.

Large language models (LLMs) have changed the game for machine translation (MT). LLMs vary in architecture, ranging from decoder-only designs to encoder-decoder frameworks. Encoder-decoder models, ...

Large Language Models (LLMs) have revolutionized the field of natural language processing (NLP) by demonstrating remarkable capabilities in generating human-like text, answering questions, and ...

What if aliens in the universe send a message to Earth, and we can’t understand what they’re saying? Communicating with another species is likely to be tricky, given how difficult it already is for ...