egutierrez
bd9383fd82
12 funciones puras con implementación real: HashSHA256, HashMD5, EntropyShannon, IsBase64, IsHex, ExtractURLs, ParseIPCIDR, IPInRange, NormalizeURL, DetectSQLInjection, LevenshteinDistance, JaccardSimilarity 4 funciones impuras con implementación real (stdlib): LookupWhois, ResolveDNS, FetchHTTPHeaders, ScanPortTCP Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
45 lines
886 B
Go
45 lines
886 B
Go
package cybersecurity
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import (
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"net/url"
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"strings"
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)
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// trackingParams lista de parametros de tracking comunes a eliminar.
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var trackingParams = map[string]bool{
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"utm_source": true,
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"utm_medium": true,
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"utm_campaign": true,
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"utm_term": true,
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"utm_content": true,
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"fbclid": true,
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"gclid": true,
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"ref": true,
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"mc_cid": true,
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"mc_eid": true,
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}
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// NormalizeURL normaliza una URL: convierte el host a minusculas, elimina fragmentos
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// y remueve parametros de tracking comunes.
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func NormalizeURL(rawURL string) string {
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u, err := url.Parse(rawURL)
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if err != nil {
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return rawURL
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}
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// Lowercase host
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u.Host = strings.ToLower(u.Host)
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// Eliminar fragmento
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u.Fragment = ""
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// Eliminar parametros de tracking
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q := u.Query()
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for param := range trackingParams {
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q.Del(param)
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}
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u.RawQuery = q.Encode()
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return u.String()
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}
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