网络安全风险评估创建

def identify_assets():
    # 模拟资产识别过程
    return ["Server A", "Database B", "User System C"]

def assess_threats(assets):
    # 模拟威胁评估过程
    threats = {
        "Server A": ["DDoS", "Malware"],
        "Database B": ["SQL Injection", "Data Leakage"],
        "User System C": ["Phishing", "Account Takeover"]
    }
    return threats

def evaluate_vulnerabilities(threats):
    # 模拟脆弱性评估过程
    vulnerabilities = {
        "DDoS": 0.7,
        "Malware": 0.6,
        "SQL Injection": 0.8,
        "Data Leakage": 0.5,
        "Phishing": 0.75,
        "Account Takeover": 0.65
    }
    return vulnerabilities

def calculate_risk(threats, vulnerabilities):
    # 计算风险等级
    risk_scores = {}
    for asset, asset_threats in threats.items():
        for threat in asset_threats:
            risk_score = vulnerabilities[threat]
            if asset not in risk_scores:
                risk_scores[asset] = []
            risk_scores[asset].append(risk_score)
    
    for asset, scores in risk_scores.items():
        avg_risk = sum(scores) / len(scores)
        print(f"Asset: {asset}, Average Risk Score: {avg_risk}")

# 执行风险评估流程
assets = identify_assets()
threats = assess_threats(assets)
vulnerabilities = evaluate_vulnerabilities(threats)
calculate_risk(threats, vulnerabilities)