/**
 * Deterministic credential pattern scanner for transcript redaction.
 *
 * Applies named regex patterns in priority order (highest first). No entropy
 * heuristic — only structured patterns are matched. Existing ⟦REDACTED:⟧
 * markers in the input are excluded from pattern scanning.
 */
export type CredentialCategory = 'api-key' | 'bearer-token' | 'jwt' | 'private-key' | 'password';
export interface PatternRedactionResult {
    text: string;
    matches: Array<{
        id: string;
        category: CredentialCategory;
    }>;
    nextId: number;
}
/**
 * Scan `input` for named credential patterns and replace each match with
 * `⟦REDACTED:<category>:<idPrefix><n>⟧`. Patterns are processed in priority
 * order; overlapping lower-priority matches are skipped. Existing
 * `⟦REDACTED:⟧` ranges are fully excluded from scanning. No entropy
 * heuristic is applied.
 */
export declare function redactCredentialPatterns(input: string, idPrefix: string, firstId?: number): PatternRedactionResult;
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