What is SSL/TLS? SSL and TLS are protocols used on the transport layer, which is used to provide a secure connection between two nodes in a computer network. The first widely used protocol that was ...

It's story time here in the Paranoid Penguin. Don't worry—the story is a preface to the nuts-and-bolts sort of stuff you've come to expect in LJ. In fact, there are so many nuts and bolts to play with ...

Chinese hackers are exploiting a critical Cisco email security flaw, gaining root access and installing backdoors. This ...

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10 Consumer Discretionary Stocks Whale Activity In Today's Session 10 Information Technology Stocks Whale Activity In Today's Session Unusual options activity (unusual options) occurs when trading ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance professor who has been working in ...

Zaw Thiha Tun is currently an investment advisor for PI Financial Corp. He is also a financial writer on a wide variety of topics. Thomas J. Brock is a CFA and CPA with more than 20 years of ...

Buying a straddle profits from significant price swings regardless of direction. Selling a straddle profits when the stock price remains stable near strike price. Straddle buying is risky before ...

Options trading is complex and comes with risks, so it’s important to find a reputable online broker to conduct transactions and ensure the safety of your capital. Reputable brokers offer trading ...

Option Chain is currently not available. Nasdaq provides call and put options information of stocks. Financial analysts and individual investors can rely on the chain to gauge the stock's performance, ...

Chris Davis is a Managing Editor on the Investing team. As a writer, he covered the stock market, investing strategies and investment accounts, and as a spokesperson, he appeared on NBC Bay Area and ...