Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @tkitch: How best to secure @Oracle Database? Here are your layers of defense that begin at the Core, your data! #oow18 https://t.co/S2m…

" STOCK: Oracle DATE: 22/10/2018
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is 1 and the TextBlob polarity score is 0.7.